by Mitchell, Ian M., Essop, A. Rashid, Scott, Peter J., Martin, Paul G., Gupta, Nirmal K., Saunders, Nigel R., Nair, R. Unnikrishnan, Williams, Gordon J.
Published in The Annals of thoracic surgery (01.01.1993)

by Essop, A.Rashid, Scott, Peter J., Tweddle, Ann C., Rees, Michael R., Williams, Gordon J.
Published in The American heart journal (01.03.1993)

by Waller, David A., Rashid Essop, A., Scott, Peter J., Unnikrishnan Nair, R.
Published in International journal of cardiology (01.09.1992)