Coding systems and classifications in healthcare: the link to the record

P.E Zanstra, A.L Rector, W Ceusters, P.F de Vries Robbé
1998 International Journal of Medical Informatics  
doi:10.1016/s1386-5056(97)00115-9 pmid:9600409 fatcat:7kxi7eairrbqlfj3suiaddyule