| anaerobic bacteremia in a general hospital: retrospective five-year analysis. | anaerobic bacteremia (116 cases) represented 5.4% of the total cases of bacteremia in the hospital nuestra señora de covadonga of oviedo, spain, during a five-year period (1981-1985). microbiologic data for all 116 cases and clinical data for 63 patients were analyzed. a total of 129 isolates were identified as gram-negative bacilli (45.7%), gram-positive bacilli (38.0%), gram-positive cocci (14.0%), and gram-negative cocci (2.3%). bacteroides fragilis and clostridium perfringens were the most f ... | 1987 | 3685759 |