| multiple birth offspring | The offspring in multiple pregnancies (pregnancy, multiple): twins, triplets, quadruplets, quintuplets, etc. (12 Dec 1998) |
|---|---|
| crude birth rate | <epidemiology> The number of live births in a year divided by the population size. (05 Dec 1998) |
| infant, low birth weight | An infant having a birth weight of 2500 gm. (5.5 lb.) or less but infant, very low birth weight is available for infants having a birth weight of 1500 grams (3.3 lb.) or less. (12 Dec 1998) |
| infant, very low birth weight | An infant having a birth weight of 1500 grams (3.3 lb.) or less. (12 Dec 1998) |