Zwar, N., Hermiz, O., Hasan, I., Comino, E., Middleton, S., Vagholkar, S., & Marks, G. (2008). A cluster randomised controlled trial of nurse and GP partnership for care of Chronic Obstructive Pulmonary Disease. BioMed Central.

Zwar, Nicholas, Oshana Hermiz, Iqbal Hasan, Elizabeth Comino, Sandy Middleton, Sanjyot Vagholkar, and Guy Marks. A Cluster Randomised Controlled Trial of Nurse and GP Partnership for Care of Chronic Obstructive Pulmonary Disease. BioMed Central, 2008.

Zwar, Nicholas, et al. A Cluster Randomised Controlled Trial of Nurse and GP Partnership for Care of Chronic Obstructive Pulmonary Disease. BioMed Central, 2008.