T M MacDonald, K Sharpe, G Fowler, D Lyons, S Freestone, H G Lovell et al
MacDonald T M, Sharpe K, Fowler G, Lyons D, Freestone S, Lovell H G et al.
Caffeine restriction: effect on mild hypertension.
British Medical Journal 1991; 303 :1235
doi:10.1136/bmj.303.6812.1235