From Department of Pharmacy, Buddhist Tzu Chi General Hospital, Taipei Branch, Taiwan (Mr Lee, Mr Wu); Department of Nursing, Buddhist Tzu Chi General Hospital, Taipei Branch, Taiwan (Miss Su); Department of Dermatology, Buddhist Tzu Chi General Hospital, Taipei Branch, Taiwan (Dr Wang); Division of Pulmonary Medicine, Buddhist Tzu-Chi General Hospital, Taipei Branch, Taiwan (Dr Lan); and School of Medicine, Tzu-Chi University, Hualien, Taiwan (Dr Lan). Submitted for publication June 15, 2011; revised version accepted August 21, 2011. Address for correspondence: Ta-Wei Wu, Department of Pharmacy, Buddhist Tzu Chi General Hospital, Taipei Branch, Taiwan, 289, Jianguo Road, Xindian City, Taipei County 231 42, Taiwan, Republic of China; e-mail: [email protected]. DOI: 10.1177/0091270011423923