K. P. Putra, B. Anugroho, and F. F. Karwur, “Erythrocyte, haemoglobin and haematocrit do not correlate with apnoea duration among sedentary male”, J. Hum. Sport Exerc., vol. 19, no. 4, pp. 1095–1101, Jul. 2024, doi: 10.55860/nv7x3n14.