| − | According to a medical dictionary, a ulcer is "A [[lesion]] on the surface of the [[skin]] or a [[mucous]] surface, produced by the sloughing of [[inflamation|inflammatory]] [[necrotic]] [[tissue]].<ref>http://www.online-medical-dictionary.org/omd.asp?q=ulcer</ref> | + | According to a medical dictionary, an '''ulcer''' is "A [[lesion]] on the surface of the [[skin]] or a [[mucous]] surface, produced by the sloughing of [[inflamation|inflammatory]] [[necrotic]] [[tissue]].<ref>http://www.online-medical-dictionary.org/omd.asp?q=ulcer</ref> |