TY  - GEN
AU  - Lay,C L
TI  - The challenge of change
SN  - 0015-0282
PY  - 1976///0525
KW  - Endoscopy
KW  - Female
KW  - Fertility Agents, Female
KW  - therapeutic use
KW  - Fertilization
KW  - Forecasting
KW  - Humans
KW  - Infertility, Female
KW  - diagnosis
KW  - Pelvis
N1  - Publication Type: Journal Article
ER  -