- Effect of dichloromethylene diphosphonate in Paget's disease of bone and in hypercalcaemia due to primary hyperparathyroidism or malignant disease. Douglas, D.L., Duckworth, T., Russell, R.G., Kanis, J.A., Preston, C.J., Preston, F.E., Prenton, M.A., Woodhead, J.S. Lancet (1980)