Luis Zambrana-Garcia, JoseLozano Rodriguez-Mancheno, Aquiles2023-02-122023-02-122016-11-010213-9111http://hdl.handle.net/10668/18790esAttribution-NonCommercial-NoDerivatives 4.0 Internationalhttp://creativecommons.org/licenses/by-nc-nd/4.0/Physicians' attitudes toward the problem of unnecessary tests and proceduresletteropen access10.1016/j.gaceta.2016.06.0071578-1283https://doi.org/10.1016/j.gaceta.2016.06.007387934400018