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Al-gassimi, Osamah, Hassan Bin Usman Shah, Rawan Sendi, Heba A. Ezmeirlly, Lauren Ball, and Marwan A. Bakarman. "Nutrition Competence of Primary Care Physicians in Saudi Arabia: A Cross-sectional Study." BMJ Open 2020.

Al-gassimi, Osamah, et al. "Nutrition Competence of Primary Care Physicians in Saudi Arabia: A Cross-sectional Study." BMJ Open 2020.