Catherine Henderson research officer, Martin Knapp professor of social policy, director of personal social services research unit, José-Luis Fernández deputy director of personal social services research unit, principal research fellow, Jennifer Beecham professorial research fellow, Shashivadan P Hirani senior lecturer in health services research, Martin Cartwright research associate in health services research et al
Henderson C, Knapp M, Fernández J, Beecham J, Hirani S P, Cartwright M et al.
Cost effectiveness of telehealth for patients with long term conditions (Whole Systems Demonstrator telehealth questionnaire study): nested economic evaluation in a pragmatic, cluster randomised controlled trial
BMJ 2013; 346 :f1035
doi:10.1136/bmj.f1035