[Quality assurance in obstetrics and gynecology].
Haller
U
U
Hepp
H
H
Reinold
E
E
D000556:Ambulatory Surgical Procedures / Q000639:trends*; D005060:Europe; D005260:Female; D006176:Gynecology / Q000639:trends*; D006801:Humans; D007231:Infant, Newborn; D009774:Obstetrics / Q000639:trends*; D011247:Pregnancy; D011785:Quality Assurance, Health Care / Q000639:trends*