objectives this study aimed to examine the relationship between patients’ anthropometric characteristics and depth of spinal needle insertion to the subarachnoid cavity. patients and methods 385 patients with asa class i – ii, aged 18 - 65 years and undergoing elective surgery of the lower abdomen and extremities under spinal anesthesia, were selected for this cross-sectional study. the patient...

Distance perception seems to be an incredible achievement if it is construed as being based solely on static retinal images. Information provided by such images is sparse at best. On the other hand, when the perceptual context is taken to be one in which people are acting in natural environments, the informational bases for distance perception become abundant. There are, however, surprising con...

Introduction. The relevance of the study is due to lack information for analyzing parents' perception problems introducing distance learning in secondary schools conditions COVID-19. purpose compare specifics opportunities and self– isolation by parents different regions Russia, as well identify attitudes that determine prospects its further implementation. Methodology sources . theoretical bas...

the aim of the current study was to investigate the perceived psychic distance of potentialtourists in relation to iran as a tourism destination. the concept of psychic distance refersto perceived similarities/ differences between specific destination and tourist's homecountry. the members of couch-surfing virtual community participated in this study. thestatistical data were collected by conve...