[The role of Ricksettsias and Pararickettsias in pregnancy pathology. I. Investigations of the relation between rickettsial and pararickettsial infections in mothers and neonatal mortality].
D000028:Abortion, Induced; D000022:Abortion, Spontaneous; D005260:Female; D005315:Fetal Diseases; D006801:Humans; D007226:Infant Mortality; D009035:Mothers; D011247:Pregnancy; D011248:Pregnancy Complications; D012282:Rickettsia Infections
ABORTION; FETAL DISEASES; INFANT MORTALITY; PREGNANCY COMPLICATIONS; RICKETTSIAL DISEASES