TY  - GEN
AU  - Alberts,M E
TI  - Obstetrics, past to present
SN  - 0746-8709
PY  - 1990///0503
KW  - Female
KW  - History, 17th Century
KW  - History, 18th Century
KW  - History, 19th Century
KW  - History, Ancient
KW  - History, Medieval
KW  - Humans
KW  - Midwifery
KW  - history
KW  - Obstetrics
KW  - Pregnancy
KW  - Puerperal Infection
N1  - Publication Type: Historical Article; Journal Article
ER  -