1. Nicorandil induced penile ulceration;Kinney;Ulst Med J,2010
2. Nicorandil induced oral ulceration;Webster;Br Dent J,2005
3. Nicorandil-induced ulceration of the penis;Birnie;Clin Exp Dermatol,2008
4. Nicorandil-induced penile ulcerations: a case series;Yap;BJU Int,2011
5. Metastatic ulcerative penile Crohn's disease;Corazzaa;J Eur Acad Dermatol Venereol,1999