title: Primary peritonitis: changing aspects 1956-1970.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010406:Penicillins / Q000627:therapeutic use; D010538:Peritonitis / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy / Q000453:epidemiology / Q000382:microbiology / Q000601:surgery; D012737:Sex Factors
chemical_list: D010406:Penicillins