Metabolic syndrome, associated factors and optimal waist circumference cut points: findings from a cross-sectional community-based study in the elderly population in Asmara, Eritrea - Oliver Okoth Achila; Mathewos Araya; Arsema Brhane Berhe; Niat Habteab Haile; Luwam Kahsai Tsige; Bethelihem Yemane Shifare; Tesfaalem Abel Bitew; Israel Eyob Berhe; Isayas Afewerki Abraham; Eyob Garoy Yohaness (BMJ Open, 2022)