ObjectivesThis systematic review aimed to evaluate the association between smartphone addiction and sleep in medical students.The secondary outcomes included the prevalence of smartphone addiction, duration and purpose of its use, prevalence of poor sleep, duration and quality of sleep.MethodsThe authors searched PubMed, Cochrane Library, Embase, P
Abstract Background CRF01_AE and CRF07_BC are the two most prevalent HIV-1 genotypes in China, and the co-circulation of these two genotypes has led to the continuous generation of CRF_0107 viruses in recent years.However, little is known about the origin and spread of CRF_0107 viruses thus far.This study focused on HIV-1 CRF80_0107, which we previ
Livestock development is part of the development Plates of the agricultural sector which has strategic value in meeting the food, especially animal protein is increasing.Agricultural development today has changed from a predominantly supply of carbohydrate to impartial toward providing animal protein.It is also associated with increased per capita