Warwick, J., Falaschetti, E., Rockwood, K., Mitnitski, A., Thijs, L., Beckett, N., . . . Peters, R. (2015). No evidence that frailty modifies the positive impact of antihypertensive treatment in very elderly people: An investigation of the impact of frailty upon treatment effect in the HYpertension in the Very Elderly Trial (HYVET) study, a double-blind, placebo-controlled study of antihypertensives in people with hypertension aged 80 and over. BMC Med.

Warwick, Jane, Emanuela Falaschetti, Kenneth Rockwood, Arnold Mitnitski, Lutgarde Thijs, Nigel Beckett, Christopher Bulpitt, och Ruth Peters. "No Evidence That Frailty Modifies the Positive Impact of Antihypertensive Treatment in Very Elderly People: An Investigation of the Impact of Frailty Upon Treatment Effect in the HYpertension in the Very Elderly Trial (HYVET) Study, a Double-blind, Placebo-controlled Study of Antihypertensives in People With Hypertension Aged 80 and Over." BMC Med 2015.

Warwick, Jane, et al. "No Evidence That Frailty Modifies the Positive Impact of Antihypertensive Treatment in Very Elderly People: An Investigation of the Impact of Frailty Upon Treatment Effect in the HYpertension in the Very Elderly Trial (HYVET) Study, a Double-blind, Placebo-controlled Study of Antihypertensives in People With Hypertension Aged 80 and Over." BMC Med 2015.