Benson et al. Study of the Therapeutic Effects of Intercessory Prayer (STEP) in cardiac bypass patients: A multicenter randomized trial of uncertainty and certainty of receiving intercessory prayer. April 2006, American heart journal, Volume 151, Issue 4, p. 934:942
(en) Natalia Banasik-Jemielniak, Dariusz Jemielniak et Wojciech Pędzich, « Intercessory Rote Prayer, Life Longevity and the Mortality of Roman Catholic Bishops: An Exploratory Study », Journal of Religion and Health, (DOI10.1007/s10943-021-01214-9, lire en ligne, consulté le ).
(en) Natalia Banasik-Jemielniak, Dariusz Jemielniak et Wojciech Pędzich, « Intercessory Rote Prayer, Life Longevity and the Mortality of Roman Catholic Bishops: An Exploratory Study », Journal of Religion and Health, (DOI10.1007/s10943-021-01214-9, lire en ligne, consulté le ).