TY - JOUR A1 - Davies, A.A. A1 - Borland, R.M. A1 - Blake, C. A1 - West, H.E. T1 - The dynamics of health and return migration Y1 - 2011 DO - 10.1371/journal.pmed.1001046 JF - PLoS Medicine VL - 8 IS - 6 ER -