In this Issue,  you will find manuscripts on: Effect of Periodontal Debridement plus Systemic Azithromycin in subjects with Stage III Periodontitis: A Randomized Controlled Clinical Trial. Use and management of disinfectants by dentists in San Luis Potosi, Mexico, during the Covid-19 pandemic. Thermal expansion and corrosion resistance of cobalt-chromium alloys fabricated by contemporary manufacturing processes. An in vitro study.  Management of diacapitular mandibular condyle fracture using a single lag screw fixation: Case Report. X-linked hypohidrotic ectodermal dysplasia management with removable prosthesis in a pediatric patient. Case Report. Exposure to endocrine disruptors and alterations in mineralized tissues: A Narrative Review. and much more...