1. Reason for encounterepisodeand processoriented standard outputfrom the transition project;Lamberts, H.; Brouwer, H.J.; Mohrs, J.,1991
2. In het huis van de huisarts; versiag van het Transitieproject;Lamberts, H.,1991
3. Morbidity figures from general practice 1978-1982;den Hoogen HJM, Van; FJA, Huygen; JWG, Schellekens; JM, Straat; der Velden HGM, Van,1985
4. Morbidity statistics from general practice 1981-82;Royal College of General Practitioners, Office of Population Censuses, Department of Health and Social Security,1986
5. Symptomatology and bacteriology correlated to radiological findings in acute maxillary sinusitis;Axelsson, A.; Chidekel, N.;Acta Otolaryngol,1972