Kansal, N., S. Agarwal, U. Joshi, B. Choudhary, and P. Pant. “Pachyonychia Congenita Type 1 With Cutaneous Pseudohorns.”. European Journal of Pediatric Dermatology, vol. 25, no. 4, Dec. 2015, pp. 205-8, doi:10.26326/2281-9649.25.4.1161.