Background Attention deficit hyperactivity disorder (ADHD) has a strong genetic aetiology and high heritability.Biological relatives of children with ADHD have a substantial risk of developing this disorder.Accordingly, parents of children with ADHD are likely to have more symptoms of ADHD.Diagnosing ADHD in adults is hampered by lack of agreement

BackgroundAmong therapeutic options for severe and critical COVID- 19 infection, dexamethasone six milligrams once daily for ten days has demonstrated mortality benefit and is guideline recommended at this dose.In practice, variable doses of steroids have been used, especially in critical care settings.Our study aimed to determine the pattern of st

Taxpayers establishing their economic and personal interests in more than one country run the risk of becoming a tax resident in more than one tax jurisdiction.The problem of possible double residency shall be solved by Article 4(2) and (3) (the so-called Tie-Breaker Rule) of the OECD Model Tax Convention.Both articles are falling back on national

The number of orthopedic implants for bone fixation and joint arthroplasty has been steadily increasing over the past few years.However, implant-associated infection (IAI), a major complication in orthopedic surgery, Figure Skating - Blades impacts the quality of life and causes a substantial economic burden on patients and societies.While research

To improve the energy and information transmission efficiency of relay-based wireless powered communication network (WPCN), a two intelligent reflecting surface (IRS) assisted dual-hop relay wireless transmission scheme was proposed.In particular, IRS1 and IRS2 were deployed between the base station (BS) and hybrid relay node (HRN), and between the