Obesity: when is specialist referral needed?

When every $P$-flat ideal is flat

In this paper‎, ‎we study the class of rings in which every $P$-flat‎ ‎ideal is flat and which will be called $PFF$-rings‎. ‎In particular‎, ‎Von Neumann regular rings‎, ‎hereditary rings‎, ‎semi-hereditary ring‎, ‎PID and arithmetical rings are examples of $PFF$-rings‎. ‎In the context domain‎, ‎this notion coincide with‎ ‎Pr"{u}fer domain‎. ‎We provide necessary and sufficient conditions for‎...

Pharmacological Variability in Children- When is Monitoring Needed?

Children constitute a vulnerable group of patients of special importance regarding pharmacological therapy. They differ considerably from the adult population due to rapid physiological changes during infancy and early childhood. These changes affect all pharmacokinetic processes, from absorption and distribution, to metabolism and excretion [1-3], as well as target organs for pharmacotherapy a...

A political prescription is needed to treat obesity.

When is a confirmatory randomized clinical trial needed?

Few clinical trials show important advantages for one therapy over another. When one does, a confirmatory trial will help decide whether the observation in the first trial was real. The need to replicate experimental results is fundamental in science. Systematic differences occur across clinical trials for a variety of reasons: differences in patient populations (geographically and over time), ...

When does obesity begin in northern Iranian children?

Background: Identifying the onset of obesity in children can be helpful to design the prevention programs for obesity and its complications. The aim of this study was to evaluate the onset of obesity in children. Methods: This cross-sectional study was conducted on the first grade of primary school children in Sari (urban areas) (Mazandaran Province, Iran) in 2014. The names and contact inform...