Infectious diseases in obstetrics and gynecology New York, NY [u.a.] : Hindawi Publishing Corp., 1993 Bd. 2017.2017, Art.-Nr. 9350307, insges. 5 S. Online-Ressource
European journal of obstetrics & gynecology and reproductive biology Amsterdam [u.a.] : Elsevier Science, 1971 219(2017), Seite 124-128 Online-Ressource