Norman R. Morris

The 6-minute walk test in outpatient cardiac rehabilitation: validity, reliability and responsiveness--a systematic review.

Lewis Adams, L. Adams, N. Morris, 2012, Physiotherapy.

Six-Minute Walk Test Distances in Fast-Track and Traditional Cardiac Rehabilitation: A 3-YEAR DATABASE REVIEW

L. Adams, N. Morris, R. Francis, 2015, Journal of cardiopulmonary rehabilitation and prevention.

Verbal numerical scales are as reliable and sensitive as visual analog scales for rating dyspnea in young and older subjects

L. Adams, M. Stulbarg, N. Morris, 2007, Respiratory Physiology & Neurobiology.