T. T. HienN. J. WhiteWhiteCho Quan HospitalMahidol UniversityNuffield Department of Clinical Medicine2018-08-102018-08-101993-03-06The Lancet. Vol.341, No.8845 (1993), 603-608014067362-s2.0-0027509620https://repository.li.mahidol.ac.th/handle/20.500.14594/22734Mahidol UniversityMedicineArticleSCOPUS10.1016/0140-6736(93)90362-K