Section 1: COVID-19: Introductory chapters SARS-CoV-2 structure and replication Focused features of the COVID-2019 coronavirus and non structural proteins nsp2 and nsp3 in its pathogenesis The burden of COVID-19 pandemic: DALYs and beyond Nursing Homes and COVID-19 Cases Gender differences and COVID-19: A new narrative Clinical profiles of COVID-19 patients The COVID-19 patients in ICU COVID-19 in the homeless Section 2: Transmission and avoidance Authors should begin their chapters by describing the different routes of transmission and steps to minimise this, then focus on the areas covered in their chapter title. Pregnancy and vertical transmission of COVID-19 Droplets and aerosols and COVID-19 Nosocomial transmission of COVID-19 Geographical "hot zones" for otolaryngological exposure and COVID-19 COVID-2019 coronavirus and transmission during surgery COVID-2019 coronavirus and superspreaders: lessons from veterinary research COVID-19 virus transmission and surfaces Physical distancing and beyond for COVID-19: a new narrative COVID-19 coronavirus in the environment: wastewater and beyond Section 3: Neurological Symptoms Neurological features of COVID-19: a new narrative Laboratory markers for predicting death from COVID-19 Brain hypoxia in COVID-19 COVID-19 and Parkinson's disease The Olfactory System - loss of taste and smell in COVID-19 Acute Ischemic Stroke and COVID 19 Section 4: Treatments and vaccines Vaccines for the COVID-19 coronavirus Techniques for development of COVID-19 coronavirus vaccines Drugs active against COVID-19 Dexamethasone usage for COVID-19 Cytokine storms and use of tocilizumab in COVID-19 Section 5: Biomarkers in the Brain Detection of SARS-CoV-2 RNA: the SimplexaTM COVID-19 direct assay Biomarkers of COVID-19 severity CSF inflammatory biomarkers in COVID-19 microRNAs as COVID-19 biomarkers in the brain