TY - JOUR A1 - Ullmann, S.H. A1 - Goldman, N. A1 - Massey, D.S. T1 - Healthier before they migrate, less healthy when they return? The health of returned migrants in Mexico Y1 - 2011 DO - 10.1016/j.socscimed.2011.05.037 VL - 73 IS - 3 ER -