TY - BOOK AU - Björkman,Nils TI - An atlas of placental fine structure SN - 0702003336 U1 - 599/.04/6 PY - 1970/// CY - London PB - Baillière, Tindall & Cassell KW - Placenta KW - Anatomy, Comparative N1 - Published in the U.S.A. by the Williams & Wilkins Co., Baltimore; Bibliography: p. 83-87 ER -