Preya Preyachewa. (2000) Nursing and care provision needs of E.N.T.patients at the out patient department, Siriraj hospital. Mahidol University,:ม.ป.ท.Preya Preyachewa. 2000. Nursing and care provision needs of E.N.T.patients at the out patient department, Siriraj hospital. ม.ป.ท.:Mahidol University,;Preya Preyachewa. Nursing and care provision needs of E.N.T.patients at the out patient department, Siriraj hospital. ม.ป.ท.:Mahidol University, 2000. Print.