Thornett, Andrew Martyn2007-08-212007-08-212002British Medical Journal, 2002; 324 (7344):1037-10370959-535Xhttp://hdl.handle.net/2440/37257enEffect of retroactive intercessory prayer - Cautious approach is neededJournal article002002273110.1136/bmj.324.7344.10370001753509000362-s2.0-0037181639