TY - JOUR AU - Buscho, R O; Saxtan, D; Shultz, P S; Finch, E; Mufson, M A TI - Infections with viruses and Mycoplasma pneumoniae during exacerbations of chronic bronchitis JO - J Infect Dis IS - 4 VL - 137 PY - 1978 DO - 10.1093/infdis/137.4.377 SP - 377 EP - 383 ER -