research Topical Diclofenac 3% Gel for Actinic Keratosis May Induce Terminal Hair in Male Androgenetic Alopecia: A Report of Three Cases December 2015 in “Journal of skin and stem cell” Using a gel called Diclofenac can potentially cause hair to grow back in bald spots in older men.
research Comparative Study of Some Potential Paracrine Factors Produced by Normal and Androgenetic Alopecia Hair Follicles January 2015 in “American journal of medical and biological research”
research Current and Emerging Treatment Strategies for Hair Loss in Women of Color 15 citations, January 2019 in “International Journal of Women's Dermatology” Early treatment helps stop hair loss in women of color.