Assertion: tissue expansion | /r/ObjectUse | used on the scalp
Facets:
value: for treating scalp scarring
type: PURPOSE
value: in lieu of hair transplantation
type: PURPOSE
Source sentences:
text: Tissue expansion has been used on the scalp for treating scalp scarring and baldness, in lieu of hair transplantation when there is insufficient donor hair to transplant on the scar or the scar tissue is not vascularized to support hair growth.