Nasogastric (NG) tubes are commonly used for enteral feeding.Complications of feeding tube misplacement include malnutrition, pulmonary aspiration, and even death.We built a Bayesian network (BN) to analyse the risks associated with available bedside tests to verify tube position.Evidence on test validity (sensitivity and specificity) was retrieved

In this research at the first Afrin drug or and its fullerene derivative were optimized.Afrin is a nasal congestion drug that acts by contraction of the blood vessels of the arteries and veins.Afrin acts directly on the nasal vessels.Eclipse of the blood vessels in your nose and the sinuses causes the water to be collected and the nasal congestion

Horizontal well is one of the important methods of unconventional oil and gas resource development.As increasing length of horizontal section, there is a serious problem that axial force cannot transfer to bit.The drilling field needs a low-friction and low-cost drag reduction tool.This article summarized existing technologies of drag reduction in