Suphoj Kangchai. (2000) Physiological recovery from working in cold storage. Mahidol University,:ม.ป.ท.Suphoj Kangchai. 2000. Physiological recovery from working in cold storage. ม.ป.ท.:Mahidol University,;Suphoj Kangchai. Physiological recovery from working in cold storage. ม.ป.ท.:Mahidol University, 2000. Print.