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Mahalingam S, Cheong YM, Kan SK, Pang T.Mahalingam S, et al. Among authors: cheong ym.Southeast Asian J Trop Med Public Health. 1993 Dec;24(4):779-80.Southeast Asian J Trop Med Public Health. 1993.PMID: 7939959No abstract available.
Cheong YM, Joseph PG, Koay AS.Cheong YM, et al.Southeast Asian J Trop Med Public Health. 1987 Mar;18(1):94-6.Southeast Asian J Trop Med Public Health. 1987.PMID: 3477872