Richter, K [Pain in early pregnancy. A typical syndrome of practical importance]. [electronic resource] - Munchener medizinische Wochenschrift (1950) Sep 1970 - 1686-91 p. digital Publication Type: Journal Article ISSN: 0027-2973 Subjects--Topical Terms: AdultChorionic Gonadotropin--adverse effectsDiagnosis, DifferentialFemaleHumansLaparotomyOvarian Cysts--complicationsOvary--physiopathologyPainPregnancyPregnancy Complications--chemically inducedPregnancy, Abdominal--diagnosis