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Drennan, Vari M, Halter, Mary, Wheeler, Carly, Nice, Laura, Brearley, Sally, Ennis, James, Gabe, Jonathan, Gage, Heather, Levenson, Ros, de Lusignan, Simon, Begg, Phil and Parle, James (2019) What is the contribution of physician associates in hospital care in England? A mixed methods, multiple case study. BMJ Open, 9(1), e027012. ISSN (online) 2044-6055

Halter, Mary, Wheeler, Carly, Pelone, Ferruccio, Gage, Heather, Lusignan, Simon de, Parle, Jim, Grant, Robert, Gabe, Jonathan, Nice, Laura and Drennan, Vari M (2018) The contribution of physician assistants/associates to secondary care : a systematic review. BMJ Open, 8(6), e019573. ISSN (online) 2044-6055

Halter, Mary, Wheeler, Carly, Drennan, Vari M, de Lusignan, Simon, Grant, Robert, Gabe, Jonathan, Gage, Heather, Ennis, James and Parle, Jim (2017) Physician associates in England's hospitals : a survey of medical directors exploring current usage and factors affecting recruitment. Clinical Medicine, 17(2), pp. 126-131. ISSN (print) 1470-2118

Wheeler, Carly, Halter, Mary, Drennan, Vari M., de Lusignan, Simon, Grant, Robert, Gabe, Jonathan, Gage, Heather, Begg, Philip, Ennis, James and Parle, Jim (2017) Physician associates working in secondary care teams in England : interprofessional implications from a national survey. Journal of Interprofessional Care, 31(6), pp. 774-776. ISSN (print) 1356-1820