TY - JOUR A1 - Sandvik, H. A1 - Hunskaar, S. A1 - Diaz, E. T1 - Immigrants' use of emergency primary health care in Norway: a registry-based observational study Y1 - 2012 DO - 10.1186/1472-6963-12-308 JF - BMC Health Services Research VL - 12 IS - 308 ER -