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Leowski, Jerzy ,  WHO Tuberculosis Programme ,  [The role of short-course chemotherapy in national tuberculosis control programmes in developing countries : paper presented at the Meeting of the Working Group on Short-Course Chemotherapy for Tuberculosis, WHO Regional Office for the Western Pacific, 22-26 August 1988 / Jerzy Leowski]

Helmer, Richard ,  [News from the waterfront / Richard Helmer]

Warner, Dennis B ,  Laugeri, Louis ,  [The legacy of the Water Decade / Dennis B. Warner & Louis Laugeri]