Vasin Chotivanich และ Pinyaphan Putkham. (2020) Prevalence of Vitamin D and Calcium Deficiency among Postmenopausal Women Base on National Comprehensive Cancer Network in Urban Area. <i>Vajira Medical Journal</i>, <i>64</i>(2), 109-116.Vasin Chotivanich และ Pinyaphan Putkham. "Prevalence of Vitamin D and Calcium Deficiency among Postmenopausal Women Base on National Comprehensive Cancer Network in Urban Area". Vajira Medical Journal 64 (2020):109-116.Vasin Chotivanich และ Pinyaphan Putkham. Prevalence of Vitamin D and Calcium Deficiency among Postmenopausal Women Base on National Comprehensive Cancer Network in Urban Area. Text and Journal Publication:ม.ป.ท. 2020.