¼±Åà - È­»ìǥŰ/¿£ÅÍŰ ´Ý±â - ESC

 
"Liebermeister's furrows, grooves, rule"¿¡ ´ëÇÑ °Ë»ö °á°úÀÔ´Ï´Ù. °Ë»ö °á°ú º¸´Â µµÁß¿¡ Tab ۸¦ ´©¸£½Ã¸é °Ë»ö âÀÌ ¼±Åõ˴ϴÙ.
´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 10 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • astigmatism against the rule
    µµ³­½Ã, °Å²Ü³­½Ã
  • astigmatism with the rule
    Á÷³­½Ã, ¹Ù¸¥³­½Ã
  • interval rule
    °£°Ý±ÔÄ¢
  • multi-rule technique
    ´ÙÁß±ÔÄ¢±â¹ý
  • phase rule
    »óÀǹýÄ¢, »ó±ÔÄ¢
  • production rule
    »êÃâ¿øÄ¢
  • pairing rule
    ¦Áþ±â¿øÄ¢
  • rule
    1. ¹ýÄ¢, ±ÔÄ¢ 2. ¿øÄ¢
  • sum rule
    ÇÕÀǹýÄ¢
  • shunting rule
    Áö¸§±æ¹ýÄ¢
´ëÇÑÀÇÇù Çʼö ÀÇÇпë¾îÁý »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 3 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • astigmatism with the rule
    Á÷³­½Ã, ¹Ù¸¥³­½Ã
  • astigmatism against the rule
    µµ³­½Ã, °Å²Ü³­½Ã
  • rule
    ¹ýÄ¢, ±ÔÄ¢, ¿øÄ¢
¿¾ ´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 10 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • astigmatism against the rule
    µµ³­½Ã, °Å²Ü³­½Ã
  • astigmatism with the rule
    Á÷³­½Ã, ¹Ù¸¥³­½Ã
  • interval rule
    °£°Ý±ÔÄ¢
  • multi-rule technique
    ´ÙÁß±ÔÄ¢¹ý
  • pairing rule
    ¦Áþ±â¿øÄ¢
  • phase rule
    »óÀǹýÄ¢, »ó±ÔÄ¢
  • production rule
    »êÃâ¿øÄ¢
  • rule
    ¹ýÄ¢, ±ÔÄ¢, ¿øÄ¢
  • shunting rule
    Áö¸§±æ¹ýÄ¢
  • sum rule
    ÇÕÀDZÔÄ¢
¿¾ ´ëÇÑÀÇÇù 2 ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 10 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • grooves for veins
    Á¤¸Æ°í¶û
  • Knaps rule
    ³À¾¾¹ýÄ¢
  • MNaghten (=McNaughten) rule
    ¸Æ³ëư ±ÔÄ¢
  • McNaghten Rule
    ¸Æ³ëư±ÔÄ¢
  • Prentices rule
    ÇÁ·»Æ¼½º¹ýÄ¢
  • Prince rule
    ÇÁ¸°½º¹ýÄ¢
  • Westgard multi rule technique
    ¿þ½ºÆ®°¡µå´Ù¿ø±ÔÄ¢¹ý
  • against-the-rule astigmatism
    µµ³­½Ã
  • phase rule
    »ó·ü(ßÓëÏ).
  • production rule
    »êÃâ¿øÄ¢<--¹ýÄ¢>
¿¾ ´ëÇÑÀÇÇù 3 ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 15 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • grooves for arteries
    µ¿¸Æ°í¶û
  • grooves for veins
    Á¤¸Æ°í¶û
  • palatine grooves
    ÀÔõÀå°í¶û
  • paracolic grooves
    ÁÖ¸§Ã¢ÀÚ°ç°í¶û
  • against-the-rule astigmatism
    µµ³­½Ã
  • astigmatism against-the-rule
    µµ³­½Ã(ÓîÕ¯ãÊ).
  • astigmatism with-the-rule
    Á÷³­½Ã.
  • interval rule
    °£°Ý±ÔÄ¢(¡­Ð®öÎ).
  • multi-rule technique
    ´Ù¹ýÄ¢<´Ù±ÔÄ¢>±â¹ý
  • pairing rule
    ¦Áþ±â¿øÄ¢.
  • phase rule
    »ó·ü(ßÓëÏ).
  • production rule
    »êÃâ¿øÄ¢<--¹ýÄ¢>
  • rule for substitution
    ġȯ±ÔÄ¢(öÇüµÐ®öÎ).
  • rule of nines
    9 ¹ýÄ¢
  • sum rule
    ÇÕÀÇ ±ÔÄ¢(ùꡭЮöÎ).
´ëÇÑÇØºÎÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 4 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • Grooves for arteries
    µ¿¸Æ°í¶û
    [¿¾ ¿ë¾î] µ¿¸Æ±¸
  • Palatine grooves
    ÀÔõÀå°í¶û
    [¿¾ ¿ë¾î] ±¸°³±¸
  • Paracolic grooves
    ÁÖ¸§Ã¢ÀÚ°ç°í¶û
    [¿¾ ¿ë¾î] °áÀ广±¸
  • Grooves for veins
    Á¤¸Æ°í¶û
    [¿¾ ¿ë¾î] Á¤¸Æ±¸
´ëÇÑ»ýÈ­ÇкÐÀÚ»ý¹°ÇÐȸ ¿ë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 14 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • Gibbs phase rule
    ±é½º À§»ó ¹ýÄ¢(êÈßÓÛööÎ)
  • GU-AG rule
    GU-AGÀ²(ëÏ)
  • Hudson's rule
    Çãµå½¼À²(ëÏ)
  • isoprene rule
    ¾ÆÀ̼ÒÇÁ·» À²(×È)
  • isorotation rule
    µî±¤È¸Àü À²(ÔõÎÃüÞï®ëÏ)
  • lactone rule
    ¶ôÅæ À²(ëÏ)
  • Landsteinter's rule
    ¶õÆ®½ºÅ¸Àε¥¸£À²(×È)
  • nitrogen rule
    Áú¼Ò·ü(òòáÈ×È)
  • phase rule
    »óÀ²(ßÓëÏ)
  • propionate rule
    ÇÁ·ÎÇǿ»ê(ß«) À²(ëÏ)
  • rule of mutual exclusion
    »óÈ£¹èÁ¦À²(ßÓû»ÛÉð¶ëÏ)
  • rule of the ring
    °í¸®À²(ëÏ)
  • Schuetz-Borrisow rule
    ½´Ã÷-º¸¸®¼Ò¿ì À²(ëÏ)
  • Traube's rule
    Æ®¶ó¿ìº£À²(ëÏ)
KMLE ÀÇÇоà¾î »çÀü À¯»ç °Ë»ö °á°ú : 2 ÆäÀÌÁö: 1
RO radiation oncology; radiation output; ratio of; relative odds; renal osteodystrophy; reverse osmosis...
R/O rule out
KMLE ÀÚµ¿ÃßÃâ ÀÇÇоà¾î »çÀü À¯»ç °Ë»ö °á°ú : 3 ÆäÀÌÁö: 1
NPRM Notice of Proposed Rule Making
ATR against the rule
WTR with the rule
°æºÏ´ë Ä¡°ú´ëÇÐ ±¸°­³»°ú ±³½Ç »çÀü À¯»ç °Ë»ö °á°ú : 3 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
    ¼³¸í
  • astigmatism against-the-rule
    µµ³­½Ã
  • basic rule
    ±âº» ¿øÄ¢
  • Jackson's rule
    Àè½¼ ¹ýÄ¢
    °£Áú ¹ßÀÛ ÈÄ ´Ü¼øÇÑ ±â´ÉÀº º¹ÀâÇÑ ±â´Éº¸´Ù »¡¸® ȸº¹ÇÑ´Ù.
CancerWEB ¿µ¿µ ÀÇÇлçÀü À¯»ç °Ë»ö °á°ú : 15 ÆäÀÌÁö: 1
Liebermeister's rule In adult febrile tachycardia, about eight pulse beats correspond to an increase of 1°C.
(05 Mar 2000)
skin furrows The numerous grooves of variable depth on the surface of the epidermis.
Synonym: sulci cutis, skin grooves.
(05 Mar 2000)
Liebermeister, Carl von <person> German physician, 1833-1901.
See: Liebermeister's rule.
(05 Mar 2000)
arterial grooves Branching grooves on the interior surface of the cranial vault in which the meningeal arteries course, the most prominent of which are related to branches of the middle meningeal artery.
Synonym: sulci arteriosi.
(05 Mar 2000)
venous grooves <anatomy> Grooves occasionally found on the internal surface of the parietal bone, in which veins lie.
Synonym: sulci venosi.
(05 Mar 2000)
rhombic grooves Seven pairs of transverse furrows in the floor of the embryonic hindbrain.
(05 Mar 2000)
pharyngeal grooves Embryonic endodermal or ectodermal groove's between successive pharyngeal arches.
(05 Mar 2000)
skin grooves The numerous grooves of variable depth on the surface of the epidermis.
Synonym: sulci cutis, skin grooves.
(05 Mar 2000)
developmental grooves Fine lines found in the enamel of a tooth that mark the junction of the lobes of the crown in its development.
Synonym: developmental lines.
(05 Mar 2000)
interventricular grooves See: anterior interventricular groove, posterior interventricular groove.
(05 Mar 2000)
frontal grooves See: inferior frontal sulcus, middle frontal sulcus, superior frontal sulcus.
(05 Mar 2000)
Abegg's rule The tendency of the sum of the maximum positive and maximum negative valence of a particular element to equal 8; e.g., C may have a valence of +4 and -4, O of +6 and -2. Sometimes loosely stated as all atoms have the same number of valences, a consequence of the tendency of valence electron shells to be filled to 8.
(05 Mar 2000)
American Law Institute rule A test of criminal responsibility (1962): "a person is not responsible for criminal conduct if at the time of such conduct as a result of mental disease or defect he lacks substantial capacity either to appreciate the wrongfulness of his conduct or to conform his conduct to the requirements of law."
(05 Mar 2000)
astigmatism against the rule Astigmatism when the greater curvature or refractive power is in the horizontal meridian.
(05 Mar 2000)
astigmatism with the rule Astigmatism when the greater curvature or refractive power is in the vertical meridian.
(05 Mar 2000)
KMLE À¥ ¿ë¾î ¸ÂÃã °Ë»ö °á°ú : 1 ÆäÀÌÁö: 1
Liebermeister's furrows, grooves, rule see under furrow, groove, and rule.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
ÇÑ¿µ/¿µÇÑ »çÀü À¯»ç °Ë»ö °á°ú : 15 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
  • rule
    ±ÔÄ¢,Áö¹è,¸í·É,Áö¹èÇÏ´Ù,ÅëÄ¡ÇÏ´Ù
  • rule of thumb
    °æÇè¿¡¼­ ¾òÀº ¹ýÄ¢
  • rule out
    ¹èÁ¦ÇÏ´Ù
  • Dillon's Rule
    (¹Ì¹ý)µô·ÐÀÇ ¿øÄ¢(Áö¹æ ÀÚġüÀÇ ±ÇÇÑÀº ÁÖÇå¹ý ¶Ç´Â ¹ý¿¡ ¸í±âµÈ °Í¿¡ ÇÑÇÑ´Ù´Â ¿øÄ¢)
  • Miranda rule
    (¹Ì)¹Ì·£´õ ÁØÄ¢(¿øÄ¢)(À§¹ý ¼öÁý Áõ°Å ¹èÁ¦ ¿øÄ¢)
  • Rozelle rule
    ·ÎÁ© ±Ô¾à(ÇÁ·Î ¸®±×¿¡¼­ÀÇ ¼±¼ö °è¾à ±ÔÄ¢ÀÇ Çϳª)
  • Rule,Britannia
    ºê¸®ÅÂÀ̾;ÅëÄ¡Ç϶ó(¿µ±¹ÀÇ ±¹°¡)
  • caliper rule
    ͏®ÆÛ½º ÀÚ
  • chain rule
    ¿¬¼â ¹ýÄ¢
  • civilian rule
    ¹ÎÁ¤
  • exclusionary rule
    (¹Ì¹ý)(À§¹ý ¼öÁý Áõ°Å)¹èÁ¦ÀÇ ¿øÄ¢
  • foot rule
    ÇÇÆ®ÀÚ
  • gag rule
    (¾î¶² ¹®Á¦¿¡ ´ëÇÑ)Åä·Ð ±ÝÁö·É;ÇÔ±¸·É
  • general rule
    ÃÑÄ¢
  • golden rule
    Ȳ±Ý·ü(¸¶Åº¹À½ÀÇ »ê»ó¼öÈÆ ÁßÀÇ ¸»,"¹«¾ùÀ̵çÁö ³²¿¡°Ô ´ëÁ¢À» ¹Þ°íÀÚ ÇÏ´Â ´ë·Î ³ÊÈñµµ ³²À» ´ëÁ¢Ç϶ó")
ÀÌ ¾Æ·¡ ºÎÅÍ´Â °á°ú°¡ ¾ø½À´Ï´Ù.
KMLE ¾àǰ/ÀǾàǰ ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • Á¦Ç°¸í
    ¼ººÐ/ÇÔ·®
    ±¸ºÐ/º¸Çè±Þ¿©
KMLE ¾àǰ/ÀǾàǰ À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • Á¦Ç°¸í
    ¼ººÐ/ÇÔ·®
    ±¸ºÐ/º¸Çè±Þ¿©
¾Ë±â½¬¿î ÀÇÇпë¾îÇ®ÀÌÁý, ¼­¿ïÀÇ´ë ±³¼ö ÁöÁ¦±Ù, °í·ÁÀÇÇÐ ÃâÆÇ ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
¾Ë±â½¬¿î ÀÇÇпë¾îÇ®ÀÌÁý, ¼­¿ïÀÇ´ë ±³¼ö ÁöÁ¦±Ù, °í·ÁÀÇÇÐ ÃâÆÇ À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
´ëÇÑÀÇÇù Çʼö ÀÇÇпë¾îÁý »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù 2 ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù 3 ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
´ëÇÑÇØºÎÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
´ëÇѽŰæ¿Ü°úÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
    ÇÑÀÚ
´ëÇѽŰæ¿Ü°úÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
    ÇÑÀÚ
´ëÇѱâ»ýÃæÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
´ëÇѱâ»ýÃæÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
´ëÇÑ»ýÈ­ÇкÐÀÚ»ý¹°ÇÐȸ ¿ë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
KI ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
KI ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
KMLE ÀÇÇоà¾î »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
KMLE ÀÚµ¿ÃßÃâ ÀÇÇоà¾î »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
ÀÇÇÐ³í¹® ¾àÀÚ(Pubmed/Entrez) °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
Çѱ¹Ç¥ÁØÁúº´»çÀκзù ¾àÀÚ ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ÄÚµå
    ¿µ¹®
    ÇѱÛ
Çѱ¹Ç¥ÁØÁúº´»çÀκзù ¾àÀÚ À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ÄÚµå
    ¿µ¹®
    ÇѱÛ
°æºÏ´ë Ä¡°ú´ëÇÐ ±¸°­³»°ú ±³½Ç »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
    ¼³¸í
CancerWEB ¿µ¿µ ÀÇÇлçÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
MeSH(Medical Subject Headings) ¸ÂÃã °Ë»ö (http://www.nlm.nih.gov) °á°ú : 0 ÆäÀÌÁö: 1
MeSH(Medical Subject Headings) À¯»ç °Ë»ö (http://www.nlm.nih.gov) °á°ú : 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - Merriam-Webster's ÀÇÇлçÀü ¸ÂÃã °Ë»ö (https://www.merriam-webster.com) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - Merriam-Webster's ÀÇÇлçÀü À¯»ç °Ë»ö (https://www.merriam-webster.com) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - A.D.A.M. Medical Encyclopedia ¸ÂÃã °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - A.D.A.M. Medical Encyclopedia À¯»ç °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - MedlinePlus Health Topics ¸ÂÃã °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - MedlinePlus Health Topics À¯»ç °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - µå·¯±×ÀÎÆ÷ ¾àÇÐ Á¤º¸ ¸ÂÃã °Ë»ö (http://www.druginfo.co.kr) °á°ú: 0 ÆäÀÌÁö: 1
Á¦Ç°¸í
ÆÇ¸Å»ç
º¸ÇèÄÚµå ¼ººÐ/ÇÔ·®
±¸ºÐ/º¸Çè±Þ¿©
¿ÜºÎ ¸µÅ© - µå·¯±×ÀÎÆ÷ ¾àÇÐ Á¤º¸ À¯»ç °Ë»ö (http://www.druginfo.co.kr) °á°ú: 0 ÆäÀÌÁö: 1
Á¦Ç°¸í
ÆÇ¸Å»ç
º¸ÇèÄÚµå ¼ººÐ/ÇÔ·®
±¸ºÐ/º¸Çè±Þ¿©
¿ÜºÎ ¸µÅ© - WebMD.com Drug Reference ¸ÂÃã °Ë»ö (http://www.webmd.com) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - WebMD.com Drug Reference À¯»ç °Ë»ö (http://www.webmd.com) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - Drug.com Drugs by Medical Condition ¸ÂÃã °Ë»ö (http://www.drugs.com) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - Drug.com Drugs by Medical Condition À¯»ç °Ë»ö (http://www.drugs.com) °á°ú: 0 ÆäÀÌÁö: 1
KMLE À¥ ¿ë¾î À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
ÇÑ¿µ/¿µÇÑ »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
  • ¿µ¹®
    ÇѱÛ
WordNet ÀÏ¹Ý ¿µ¿µ »çÀü °Ë»ö °á°ú : 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - American Heritage Dictionary ¿µ¿µ»çÀü ¸ÂÃã °Ë»ö (https://www.ahdictionary.com) °á°ú: 0 ÆäÀÌÁö: 1
¿ÜºÎ ¸µÅ© - American Heritage Dictionary ¿µ¿µ»çÀü À¯»ç °Ë»ö (https://www.ahdictionary.com) °á°ú: 0 ÆäÀÌÁö: 1
ÅëÇÕ°Ë»ö ¿Ï·á