Warunee Sawetprawichkul. (1997) The study of efficacy and safety of glucomannan in weight reduction in overweight subjects. Mahidol University,:ม.ป.ท.Warunee Sawetprawichkul. 1997. The study of efficacy and safety of glucomannan in weight reduction in overweight subjects. ม.ป.ท.:Mahidol University,;Warunee Sawetprawichkul. The study of efficacy and safety of glucomannan in weight reduction in overweight subjects. ม.ป.ท.:Mahidol University, 1997. Print.