Napaporn Tumma-upakorn. (1989) Effects of vitamin B1 supplementation to the cardiac efficiency on exercise. Mahidol University,:ม.ป.ท.Napaporn Tumma-upakorn. 1989. Effects of vitamin B1 supplementation to the cardiac efficiency on exercise. ม.ป.ท.:Mahidol University,;Napaporn Tumma-upakorn. Effects of vitamin B1 supplementation to the cardiac efficiency on exercise. ม.ป.ท.:Mahidol University, 1989. Print.