{{Cite conference| publisher = AHEAD Research Network| last1 = Bousmah| first1 = Marwân-al-Qays| last2 = Combes| first2 = Jean-Baptiste Simon| last3 = Abu-Zaineh| first3 = Mohammad| title = Health differentials between citizens and immigrants in Europe : A heterogeneous convergence| series = AHEAD Working Paper Series| date = 2018}}