in a total of 31 placentae from new-born children weighing between 4000 g and 4499 g at birth and in 64 placentae from new-born children with standard weight , the relative surface of the villous vessels and the relative volumes of the villous epithelium , of the stroma and of the villous vessels are determined by the morphometric method .
C0021289
new-born
C0008059
children