1. Billingham RE, Silvers WK (1968) Dermo-epidermal interactions and epithelial specificity. In: Fleischmajer R, Billingham RE (eds) Epithelial-mesenchymal interactions. Williams and Wilkins, Baltimore, pp 252–266
2. Bullough WS (1975) Mitotic control in adult mammalian tissues. Biol Rev 50:99–127
3. Chacko S (1973) DNA synthesis, mitosis and differentiation in cardiac myogenesis. Dev. Biol 35:1–18
4. Chase HB (1955) The physiology and histochemistry of hair growth. J Soc Cosmet Chem 6:9–14
5. Cohen J (1961) The transplantation of individual rat and guinea-pig whisker papillae. J Embryol Exp Morphol 9:117–127