S. SirisinhaMahidol University2018-10-122018-10-121982-12-01Southeast Asian Journal of Tropical Medicine and Public Health. Vol.13, No.3 (1982), 339-347003836192-s2.0-0020263611https://repository.li.mahidol.ac.th/handle/20.500.14594/30360Mahidol UniversityMedicineArticleSCOPUS