rus: Болезненность

Information
has URI	http://lexvo.org/id/term/rus/%D0%91%D0%BE%D0%BB%D0%B5%D0%B7%D0%BD%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D1%8C

Meaning
means	(noun) (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population prevalence