Nelson J S
Beckman Laser Institute and Medical Clinic Departments of Surgery, Dermatology and Biomedical Engineering, University of California, Irvine, Irvine, CA 92612, USA.
Lasers Surg Med. 2000;26(2):105-7. doi: 10.1002/(sici)1096-9101(2000)26:2<105::aid-lsm1>3.0.co;2-g.