Still, R M Prophylactic ampicillin in the control of intrauterine infection. [electronic resource] - The Journal of obstetrics and gynaecology of the British Commonwealth Jun 1967 - 412-8 p. digital Publication Type: Journal Article ISSN: 0022-3204 Standard No.: 10.1111/j.1471-0528.1967.tb03965.x doi Subjects--Topical Terms: Amniotic Fluid--analysisAmpicillin--analysisBacillus--drug effectsBiological AssayEscherichia coli--drug effectsFemaleHumansInjections, IntramuscularMaternal-Fetal ExchangePlacenta--analysisPregnancyPregnancy Complications, Infectious--drug therapy