TY - BOOK AU - Wolstenholme, G. E. W. (ed.) AU - Cameron, Margaret P. (ed.) TI - Progesterone and the defence mechanism of preganancy (No-9): ciba foundation study group no - 9 U1 - 618.2 PY - 1961/// CY - London PB - J and A Churchill KW - CIBA Foundation KW - Gynecology and obstetrics N1 - Progesterone, Pregnancy, Reproductive endocrinology, Hormones, Maternal physiology ER -