Lipid profile improvement after four group psychological interventions in combination to nutritional and physical activity instructing among overweight and obese individuals - Agah Heris, Mojgan; Alipour, Ahmad; Janbozorgi, Masoud; Hajihosseini, Reza; Shaghaghi, Farhad; Golchin, Neda; Nouhi, Shahnaz (Iranian Journal of Public Health)