AIDS and Surgery: Questions and Answers About the Risk of Transmission of HIV Infection To and From Surgical Health Care Workers Within the Hospital

od Lockwood, William W., Helms, Charles M.
Izdano 1991

Asymptomatic Infection of Adult Volunteers with a Temperature Sensitive Mutant of Mycoplasma pneumoniae

od Greenberg, Harry, Helms, Charles M., Brunner, Helmut, Chanock, Robert M.
Izdano 1974

Mechanical ventilation in rural ICUs

od Fieselmann, John F, Bock, M Jeanne, Hendryx, Michael S, Wakefield, Douglas, Helms, Charles M, Bentler, Suzanne E
Izdano 1999