I.P. Dobrovolskaya, V. E.Yudin, P.V. Popryadukhin, E.N. Dresvyanina, A.N. Yudenko and E.M. Ivan’kova 2015. In vivo Studies of Chitosan Fiber Resorption. Journal of Applied Cosmetology. 33, 1/2 (Jun. 2015), 37/43.