¹Jimenez, F., Izeta, A. & Poblet, E. (2011). Morphometric analysis of the human scalp hair follicle: practical implications for the hair transplant surgeon and hair regeneration studies, Dermatologic Surgery, 37(1), pp.58-64.
²Flindt, R. (2006). Amazing numbers in biology, Springer, p.212 table 4.2.2.
³Paus, R., & Cotsarelis, G. (2004). The Biology of Hair Follicles, The New England Journal of Medicine, 341, p.7.
⁴Bernard, B.A. (2006). The revealed life of the human hair follicle, Medical Sciences, 22(2), pp.138-143.
⁵Ebling, F.J. (1987). The Biology of Hair, Dermatologic Clinics, 5, 467.
⁶Burg, D. et al. (2017). Promotion of anagen, increased hair density and reduction of hair fall in a clinical setting following identification of FGF5-inhaviting compounds via a novel 2-stage process, Clinical Cosmetic and Investigational Dermatology, 10, pp.71-85.
⁷Alonso, L. & Fuchs, E. (2006). The Hair Cycle, Journal of Cell Science 119, pp.391-393.
⁸Geyfman, M. et al. (2014). Resting no more: redefining telogen, the maintenance stage of the hair growth cycle, Biological Reviews of the Cambridge Philosophy Society, 90(4), pp.1179-1196.