Chen, P. C. Y. Health care for The Penans of The Baram / by P. C. Y Chen & S. T Chen - Kuala Lumpur : Department of Social and Preventive Medicine, 1989. - 23 p. : ill. ; 26 cm. PTSL ISBN: Hadiah Subjects--Topical Terms: Primary Health Care--Sarawak.Rural health--Sarawak.