Association between physical fitness and anthropometric, cardiovascular and socioeconomic risk factors in primary schoolchildren in KwaZulu‑Natal Province, South Africa. S Afr J Child Health [Internet]. 2022 Dec. 15 [cited 2024 Dec. 1];16(4):225-31. Available from: https://samajournals.co.za/index.php/sajch/article/view/598