research The Hair Follicle as an Estrogen Target and Source 159 citations, July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
research Hand Rejuvenation: Multistage Protocol for Skin and Subcutaneous Tissues 16 citations, December 2004 in “Aesthetic surgery journal” The hand rejuvenation method makes hands look younger by improving skin and filling out tissues.