Incubation Period 2 : Medicine. The time between initial contact with an infectious agent and the appearance of the first sign or symptom of the disease
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}