Amjad, Muhammad, and Muhammad Akbar. “Role of Socioeconomic Factors to Overcome Micronutrient Malnutrition in Pakistan: Application of Partial Proportional Odds Model”. Progress in Nutrition 22, no. 3 (September 30, 2020): e2020021. Accessed September 28, 2025. https://mail.mattioli1885journals.com/index.php/progressinnutrition/article/view/8404.