MD, Chulalongkorn Univ., Bangkok, Thailand, 1939
MS, Alabama Univ., 1957
MHA, Baylor Univ., 1967
Director, SEATO Med. Res. Lab., 1975-77
Dep. Director, SEATO Med. Res. Lab., 1969-75
SEATO Med. Res. Lab. (Armed Forces Res. Inst. Med. Sci.), Bangkok, Thailand, 1969
Chief, Dept. Surgery, Pramongkutklao Gen. Hosp., Bangkok, Thailand, 1966-69
Resident, Brooke General Hosp. and Thailand, 1966-67