TY - BOOK AU - Novak,Emil ED - Rouben Mamoulian Collection (Library of Congress) TI - Gynecological and obstetrical pathology,: with clinical and endocrine relations .. AV - RG99 .N68 1947 PY - 1947/// CY - Philadelphia [etc.] PB - Saunders N1 - Chapter 34, Abnormalities and diseases of the placenta and appendages (other than hydatidiform mole and chorionepithelioma) by L. M. Hellman ER -