Drug Statistics Methodology. (1990). ATC Index: Including DDDs for plain substances. Oslo: WHO.
Citación estilo ChicagoDrug Statistics Methodology. ATC Index: Including DDDs for Plain Substances. Oslo: WHO, 1990.
Cita MLADrug Statistics Methodology. ATC Index: Including DDDs for Plain Substances. Oslo: WHO, 1990.
Precaución: Estas citas no son 100% exactas.