TY - GEN AU - Luis Zambrana-Garcia, Jose AU - Lozano Rodriguez-Mancheno, Aquiles PY - 2016 DO - 10.1016/j.gaceta.2016.06.007 SN - 0213-9111 UR - http://hdl.handle.net/10668/18790 T2 - Gaceta sanitaria LA - es PB - Elsevier TI - Physicians' attitudes toward the problem of unnecessary tests and procedures TY - letter VL - 30 ER -