DP Johns

Withdrawal from competitive youth sport: a retrospective ten-year study.

Janice Butcher, Koenraad J. Lindner, DP Johns · Journal of sport behavior · 2002 · 201 citations

Sport Participation, Physical Activity, Performance Studies +4

A mixed methods study to compare models of spirometry delivery in primary care for patients at risk of COPD

Jae Walters, Emily Hansen, DP Johns et al. · Thorax · 2007 · 95 citations · Full text

Factors in withdrawal from youth sport: a proposed model.

Katharina‐Theresa Lindner, DP Johns, Janice Butcher · Journal of sport behavior · 1991 · 88 citations

Sport Participation, Physical Activity, Sport Injury Prevention +7

Adherence to asthma management guidelines by middle-aged adults with current asthma

Rangi Kandane‐Rathnayake, Melanie C. Matheson, J. A. Simpson et al. · Thorax · 2009 · 67 citations · Full text

Asthma, Management Guidelines, Pulmonary Care +19

Inter‐relationships between airway inflammation, reticular basement membrane thickening and bronchial hyper‐reactivity to methacholine in asthma; a systematic bronchoalveolar lavage and airway biopsy analysis

Chris Ward, David W. Reid, B Orsida et al. · Clinical & Experimental Allergy · 2005 · 54 citations