Rosero Bixby, L., & Sierra Ramos, R. (2007). X-ray screening seems to reduce gastric cancer mortality by half in a community-controlled trial in Costa Rica.
استشهاد بنمط شيكاغوRosero Bixby, Luis, و Rafaela Sierra Ramos. X-ray Screening Seems to Reduce Gastric Cancer Mortality By Half in a Community-controlled Trial in Costa Rica. 2007.
MLA استشهادRosero Bixby, Luis, و Rafaela Sierra Ramos. X-ray Screening Seems to Reduce Gastric Cancer Mortality By Half in a Community-controlled Trial in Costa Rica. 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.