certain conditions limit the independence of deprived people. however, those conditions do not limit the right of these people to receive dental care. portable dental units may make it possible for the deprived and elderly to receive the care they deserve in more areas. this study aimed to explore dentists' perceptions of the use of portable dental units in community outreach programs as a prec...

abstract background: endotracheal suctioning (ets) is an essential procedure performed for mechanically ventilated patients. ets can be either performed by open or closed suctioning system (css). there may be some concern on how closed‑system ets is practiced by intensive care nurses. this study was designed to investigate closed‑system ets practices of critical care nurses and to compare their...

background: in this study morphological and molecular characterization of acan­thamoeba strains, isolated from dental unit waterlines (duwls) were surveyed and the levels of disinfection achievable in vitro by the application of ozone disinfect­ant to duwls were evaluate. methods: water samples were collected from air-water syringes, cup fillers and tap water before and at the end of the workin...

data envelopment analysis (dea) is an efficient method to perform evaluation of units. in dea we try to evaluate units with undesirable factors in input & outputs by satisfaction function, testing some models. on the other hand benefiting this concept, we can identify non-efficient units. also we can recognize why these units are inefficient and calculate the reason of their inefficiency and ho...