Allan D. Siefkin

Risk factors for adverse outcome in persons with pneumococcal pneumonia.

P. Moore, A. Marfin, A. Siefkin, 1995, Chest.

Closure of a bronchopleural fistula with bronchoscopic instillation of tetracycline.

A. Siefkin, W. Martin, R. Allen, 1991, Chest.