intermittent peritonitis and a bacteremia of escherichia coli and bacteroides fragilis were produced by weekly intra-abdominal implants of gelatin capsules containing these organisms ( 3.0 +/- 1.0 x 10 ( 7 ) and 5.0 +/- 1.0 x 10 ( 7 ) colony-forming units/ml , respectively ; mean +/- sem ) .
C0031154
peritonitis
C0230168
intra-abdominal