OBJECTIVE To assess the effect of family style mealtimes on quality of life, physical performance, and body weight of nursing home residents without dementia. DESIGN Cluster randomised trial. SETTING Five Dutch nursing homes. PARTICIPANTS 178 residents (mean age 77 years). Two wards in each home were randomised to intervention (95 participants) or control groups (83). INTERVENTION Durin...

Pollution, loss of habitat, and climate change are introducing dramatic perturbations to natural communities and affecting public health. Populations in perturbed communities can change dynamically, in both abundance and age structure. While analysis of the community matrix can predict changes in population abundance arising from a sustained or press perturbation, perturbations also have the po...

Koot - Hamoodi are two units from seventh units out of 1&2 irrigation and drainage network in Dasht-Azadeghan project where was past about 7 years from their operation. Results of the studies were showed before construction of network; ground water table in considered of this area was high and more than 90% of these lands were high and too high in saline and alkaline. After construction and ope...

the study of the historical development of our cities reveal a heterogeneous growth, particularly in the case of large cities. such a growth has been endemic to all the developing world. the new movement has been the determinant factor in changing the evolutionary process of shaping homgenous cities of the past. in the ambiguity and confusion of loosing traditional thoughts, looking for homogen...

Purpose This study aims to investigate changes in contrast sensitivity (CS), visual acuity (VA), central retinal thickness (CRT), and vision-related quality of life in subjects with recalcitrant diabetic macular edema switched from long-term ranibizumab treatment to aflibercept. Patients and methods In this prospective, investigator-masked, single-center study, 40 patients with persistent flu...

This paper deals with multi-component machine repair model having provision of warm standby units and repair facility consisting of two heterogeneous servers (primary and secondary) to provide repair to the failed units. The failure of operating and standby units may occur individually or due to some common cause. The primary server may fail partially following full failure whereas secondary se...

this paper analyzes a renewal input  working vacations queue with change over times and bernoulli schedulevacation interruption under (a,c,b) policy.the service and vacation times are exponentially distributed.the server begins service if there are at least c units in the queue and the service takes place in batches with a minimum of size a and a maximum of size b (a