background: medical education and training can directly contribute to the development of psychological distress in medical students. this can lead to catastrophic consequences such as impaired academic performance, impaired competency, medical errors and attrition from medical school. this study aimed to assess the prevalence of psychological morbidity among iranian medical students. methods: t...

introduction the human immunodeficiency virus (hiv) is a retrovirus that infects cells of the immune system, destroying or impairing their function. as the infection progresses, the immune system becomes weaker, and the person becomes more susceptible to infections. the most advanced stage of hiv infection is acquired immunodeficiency syndrome (aids). the present study aimed to evaluate the eff...

In Stage 1 of 4 experiments in which rats completed a water-maze blocking procedure, experimental groups were trained to use a predictive beacon (hanging above, connected to, or displaced from the platform) to find a submerged escape platform in the presence of predictive or irrelevant background cues and in the presence or absence of irrelevant landmarks. In Stage 2, a fixed beacon, landmarks,...

Introduction. Cardiopulmonary resuscitation is influenced by the quality of basic life support (BLS). The primary objective of our study was to compare efficiency in the acquisition of BLS skills using conventional training and the 4-stage approach as a teaching method for BLS training. Methods. In a prospective, randomised, 2-parallel group study, 266 first year medical students were randomise...