Seneviratne S.R.De A, Herath H.M.S.S.D, Fernando D.N, Lankatilake K.N
Publication year: 1998
Seneviratne S.R.De A, Herath H.M.S.S.D, Fernando D.N, Lankatilake K.N. eds. Occupational Health: a handbook for doctors. Faculty of Medicine, Colombo 1998. ISBN 955-9021-13-3.
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