TY - BOOK AU - Senevirathne, Rohini De Alwis AU - Herath, HMSSD AU - Fernando, Dulith N. AU - Lankathilake, Kantha N. TI - Occupational health: : a handbook for doctors SN - 9559021133 U1 - 613.62 PY - 1998/// CY - Colombo PB - Dept. of Community Medicine, University of Colombo KW - Lung diseases KW - Ophthalmic disease KW - Fitness KW - Skin diseases ER -