title: Can Puva Darken Grey Hair.
abstract: Grey hairs obtained from patients having premature grey hairs were exposed to UVA or UVB for 30 mmutes daily for 17 days and another group of grey hairs were first daily painted with 1% aqueous solution of psoralen and then exposed to UVA for 30 minutes for 17 days. Under neither of these conditions, the greys hairs showed any darkening.
authors.forename: J S
authors.initials: JS
authors.lastname: Pasricha