1. Researching complementary and alternative treatments–the gatekeepers are not at home;Fonnebo;BMC Med Res Methodol,2007
2. US Food and Drug Administration DoHaHS. CFR Part 880: Medical Devices; reclassification of acupuncture needles for the practice of acupuncture. Title 21. 1996 Dec 6. Report No.: Federal Register 61, vol. 61, no. 236.
3. Life-threatening adverse reactions after acupuncture? A systematic review;Ernst;Pain,1997
4. Can Complementray Medicine Kill You?;Anon,1997
5. Fatality due to acupuncture;Schiff;Med Times,1965