Comment

1. Increased internet addiction during COVID-19 pandemics

Review

1. Palliative care for Parkinson’s disease patients and their caregivers
2. Advances of biodegradable magnesium-based implants for orthopaedics
3. Molecular mechanism of different viruses associated with autoimmunity

Report

1. Graft rejection after deep anterior lamellar keratoplasty in fellow eye in macular corneal dystrophy:a case report
2. Intracranial hemangiopericytoma with right-sided aortic arch:a case report and summary of experience

Article

1. Low expression of novel biomarker RCSD1 predicts poor prognosis of lung adenocarcinoma

Case report

1. Utility of convalescent plasma for addressing the COVID-19 infection:brief review and case reports