[Sentinel practice data quality. Denominator concepts, spatial and temporal frequency patterns. Special issue following the "1st Sentinel-Workshop Hannover" on 29 April 1992].
D003430:Cross-Sectional Studies; D006801:Humans; D015994:Incidence; D011159:Population Surveillance; D011786:Quality Control
Beobachtungspraxen Datenqualität. Nennerkonzepte, räumliche und zeitliche Häufigkeitsmuster. Sonderheft anläslich des "1. Sentinel-Workshop Hannover" am 29. April 1992.