Hare-lip surgery in the history of traditional Chinese medicine.

There have been a few articles published in Chinese and English on hare-lip surgery in the history of traditional Chinese medicine. They are brief and some of them are inaccurate, although two recent English articles on this subject have presented an adequate picture on some aspects.' This article offers unreported information and evidence of both congenital and traumatic hare-lip surgery in the history of traditional Chinese medicine and also clarifies and corrects some of the facts and mistakes that have appeared in works previously published either in Chinese or English.