The Effect of Walnut Intake on Lipids: A Systematic Review and Meta-Analysis of Randomized Controlled Trials oleh Saeed Mastour Alshahrani, Reham M. Mashat, Diaa Almutairi, Alaa Mathkour, Sahar Saad Alqahtani, Amirah Alasmari, Abdullah Hassan Alzahrani, Reem Ayed, Mohammed Yahya Asiri, Alsanussi Elsherif, Abdullah Alsabaani