Intervention effectiveness in reducing the clustering of non-communicable disease risk factors in the workplace: A quasi-experimental study - Nahla Guesmi; Sihem Ben Fredj; Nawel Zammit; Rim Ghammam; Imed Harrabi; Firas Chouikha; Maher Maoua; Jihen Maatoug; Hassen Ghannem (PLoS ONE, 2025)