title: [Predominance of Gram-negative bacteria in bronchopulmonary infections (study of 50 cases at 1st admission)].
mesh_terms: D000328:Adult; D000368:Aged; D001424:Bacterial Infections / Q000382:microbiology*; D004756:Enterobacteriaceae Infections / Q000382:microbiology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012141:Respiratory Tract Infections / Q000382:microbiology*
vernacular_title: Predominio de bacterias Gram negativas en infecciones broncopulmonares (estudio de 50 casos de primer ingreso).