the aim of the present research was to compare the performance evaluation indicators of club coaches from experts, athletes and coaches' viewpoints. the statistical population included all physical education experts of guilan province, heads, deputy heads and secretaries of physical education boards, athletes and coaches from rasht city (n=470) and 345 subjects (73.4%) participated in the ...

We report two cases of oesophageal lodgement of ingested button batteries (BB) in young children. In one case the diagnosis and subsequent treatment was made in a timely fashion and the patient suffered no sequelae. In the second case there was a delay in diagnosis and the patient subsequently suffered both early and late complications. The purpose of this report is to highlight theingestion im...

Convergence implies that previously unalike areas come together, approaching a common goal. A subordinate concept of convergence, i.e., media convergence, is a concept that has become common when denoting a range of processes within the production of media content, its distribution and consumption. The concept of media convergence has achieved buzzword status in many contexts due to its widespr...