2 citations
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December 2022 in “Archives of Dermatological Research” In this study, researchers developed a new classification system for anterior hairline types among Asian males without androgenetic alopecia, finding MM, RM, and ML to be the most common types.
1 citations
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January 2014 in “Annals of Dermatology” This study surveyed hairline preferences and found that the M-shaped contour was most preferred overall, with lower forehead heights favored by men and those without a history of hair transplantation.
1 citations
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July 2023 in “Journal of the European Academy of Dermatology and Venereology” This study observed that female portraits from the past millennium show a trend of forward-moving hairlines over time, which may provide insights into the natural history of frontal fibrosing alopecia.
October 2025 in “The Laryngoscope” In this study, hairline lowering using the Endotine Forehead-mini showed significant, sustained improvement in facial harmony with a reduction in the upper facial third ratio; however, 26% of patients experienced complications, including transient alopecia and the need for additional surgery.
23 citations
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February 2020 in “PLOS genetics” This study found that biallelic LSS mutations lead to congenital hypotrichosis and cataracts, with each tissue-specific loss of function observed in mouse models.