the paper contains results of investigations on statistical developmental interrelations between the weight of brain , heart , lungs , liver , spleen , kidneys , adrenal glands and thymus , and the total length , the crown-rump length and the body weight , and the circumference of head , shoulders , chest and abdomen of fetuses and newborns in the age from 17 to 43 weeks of life .
C1444754
length
C0262499
circumference