A Comparative Outcome Study of Pharmacotherapy (Tianeptine) versus Exercise (walking) Treatments for elderly depressed patients.Zagazig university medical journal. Vol x, No 1, Jun 2004, p1348-1364. Some psychiatric factors affecting the decision to consult with irritable bowel syndrome (IBS); comparison of consulters and non consulters. Zagazig university medical journal. Vol x, No 2, p1451-1467. A Psycho-socio-biological study of nicotine dependence in benha city, Part(2)EEG Changes with nicotine dependence in benha city. Egyptian Journal of psychiatry. Vol 23, no 2, June 2004, p44-53. Some phenomenological and psychiatric aspects of dissociative post traumatic seizures. Zagazig university medical journal. Special issue, Nov 2004, p1076-1093. Is the community in need of adolescent psychiatric clinics? Zagazig university medical journal. . Vol xii, No 3, p2834-2846. study of platelet serotonin, suicide, selfmutilation and childhood sexual abuse in borderline personality disorder patients. Zagazig university medical journal. . Vol xii, No 3, July 2006, p2817-2833. study of stressful life events, and illness behaviour in consulters and non consulters with irritable bowel syndrome (IBS). Zagazig university medical journal. Vol x, No 2, Mar 2004,p1234-1246 aransa.sexual abuse and platelet serotonin in irritable bowel syndrome. Zagazig university medical journal. , Special issue Nov, p1455-1469. Cognitive Performance and Brain Derived Neurotrophic Factor (BDNF) in Bipolar Euthymic patients: First Euthymic Phase Versus Multiple. Potential toxic effects of olanzapine on metabolic parameters in De Novo paranoid Schizophrenic patients. The role of adjunctive aripeprazole: Clinical and experimental study Psychiatric assessment of patients with unexplained chest pain Obsessive compulsive symptoms in schizophrenia Clinical and Experimental Study of the Toxic Neuropsychiatric Effects of Formaldehyde Exposure: Has Garlic a Protective Role? Chronic schizophrenia and its effect on social cognition psychogenic nonepileptic seizures(PNES): clinical profile and psychiatric comorbidity. Sleep patterns among bipolar disorder patients