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Lee KE, Umapathi T, Tan CB, Tjia HT, Chua TS, Oh HM, Fock KM, Kurup A, Das A, Tan AK, Lee WL.Lee KE, et al. Among authors: tjia ht.Ann Neurol. 1999 Sep;46(3):428-32.Ann Neurol. 1999.PMID: 10482278
Lim SH, Tan CB, Chan KM, Tjia HT.Lim SH, et al. Among authors: tjia ht.Ann Acad Med Singap. 1990 May;19(3):404-6.Ann Acad Med Singap. 1990.PMID: 2393245
Chua HC, Venketasubramanian N, Tan CB, Tjia H.Chua HC, et al. Among authors: tjia h.Singapore Med J. 1999 Apr;40(4):276-7.Singapore Med J. 1999.PMID: 10487084