van Niekerk J. Mediese Sertifikate ingevolge die Traditional Health Practitioners Act: Die Kwessie van Geldigheid en Betroubaarheid /Medical Certificates in terms of the Traditional Health Practitioners Act: The Issue of Validity and Reliability. PER [Internet]. 2019 Aug. 19 [cited 2024 Apr. 30];22:1-35. Available from: https://perjournal.co.za/article/view/5762