Abstract
John, TJ; John, K; van Rensburg, RJ; Kyriakakis, C
John, TJ (corresponding author), Stellenbosch Univ, Div Cardiol, Dept Med, Cape Town, South Africa.; John, TJ (corresponding author), Tygerberg Acad Hosp, Cape Town, South Africa.
QJM-AN INTERNATIONAL JOURNAL OF MEDICINE, 2020; 113 (1): 55