| PAO | peak acid output; peripheral airway obstruction; plasma amine oxidase; polyamine oxidase; pulmonary ... |
|---|---|
| MEOS | Microsomal Ethanol Oxidizing System = MFOS; Mixed Function Oxidase System |
| ISIS | image selected in vivo spectroscopy; imaging science and information system; information system-imag... |
| MDS | Master of Dental Surgery; maternal deprivation syndrome; medical data screening; medical data system... |
| MPS | meconium plug syndrome; medial premotor system; Member of the Pharmaceutical Society; microbial prof... |