Task shifting to improve the provision of integrated chronic care: realist evaluation of a lay health worker intervention in rural South Africa
Felix Limbani, Margaret Thorogood, Francesc Xavier Gómez-Olivé, Chodziwadziwa Kabudula, Jane Goudge
BMJ Global Health Jan 2019, 4 (1) e001084; DOI: 10.1136/bmjgh-2018-001084