Magalhães, S., P. Fernandez, R. Campins, I. Bessa, F. Guedes, and T. Monteiro. “Copper Sulphae Poisoning – a Clinical Case Report”. Internal Medicine, vol. 15, no. 3, Sept. 2008, pp. 177-81, https://revista.spmi.pt/index.php/rpmi/article/view/1473.