title: The 4th Tan Tock Seng Hospital Oration: challenge for the medical profession in the 21st century.
authors.affiliation: Department of Rheumatology, Allergy & Immunology, Tan Tock Seng Hospital, 11 Jalan Tan Tock Seng, Singapore 308433.
authors.forename: P H
authors.initials: PH
authors.lastname: Feng
mesh_terms: D000163:Acquired Immunodeficiency Syndrome; D003142:Communication; D000529:Complementary Therapies; D003695:Delivery of Health Care; D005544:Forecasting; D015894:Genome, Human; D018380:Hematopoietic Stem Cell Transplantation; D006801:Humans; D010817:Physician-Patient Relations