TY  - BOOK
AU  - FRITZ M. A. .  SPEROFF  L . .
TI  - CLINICAL  GYNECOLOGIC  ENDO CRINOLOGY & INFERTILITY + ONLINE 
SN  - 9788184734324
U1  - 618 
PY  - 2018///
PB  - KLUWER ACADEMIC PUB.
KW  - OBST. & GYNAEC
ER  -