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Greater efficacy of topical finasteride than 17α-estradiol solution, both at 6 months (P < 0.0368) and at 12–18 months follow-up (P < 0.0042). EST = 17α-estradiol; FIN = finasteride; 0 = no change; 1 = slightly increased; 2 = moderately increased; 3 = greatly increased.
