{{Cite journal| doi = 10.1016/j.ssmph.2018.10.005| issn = 23528273| pages = 100305| last1 = Pérez| first1 = Dennis| last2 = Van der Stuyft| first2 = Patrick| last3 = Ridde| first3 = Valéry| last4 = Lefèvre| first4 = Pierre| title = To the bone: Comment on “I wanted a skeleton … they brought a prince”: A qualitative investigation of factors mediating the implementation of a Performance Based Incentive program in Malawi| journal = SSM - Population Health| access-date = 2019-05-31| date = 2019-05| url = https://linkinghub.elsevier.com/retrieve/pii/S2352827318301137}}