Sukroongreung S, Nilakul C, Aswapokee N, Aswapokee P, Fucharoen S, Wasi P
Department of Clinical Microbiology, Faculty of Preventive and Social Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand.
Birth Defects Orig Artic Ser. 1987;23(5A):535-41.