Glaxo (GSK), SK bioscience’s COVID-19 Jab Enters Phase III Study Posted byZacks Equity Research September 1, 2021 Leave a comment on Glaxo (GSK), SK bioscience’s COVID-19 Jab Enters Phase III Study GlaxoSmithKline (GSK) and SK bioscience begin a phase III study on GBP510, the latter’s COVID-19 vaccine candidate. The study will compare GBP510 agai…