http://www.asds.net/HairRestorationInformation.aspx
American Society For Dermatologic Surgery
Hair transplantation is a procedure in which hair is removed from permanent hair-bearing regions in the rim hair of balding individuals (the “donor” area) and transferred to bald or balding areas of the scalp (the “recipient” area). This fact sheet provides information about hair transplantation, including how it is performed, what to expect after the procedure, complications that can occur, and more.