GLAXF - GlaxoSmithKline plc 2020 Q4 - Results - Earnings Call Presentation February, 03 2021 09:56 AM GlaxoSmithKline Plc The following slide deck was published by GlaxoSmithKline plc in conjunction with their 2020 Q4 earnings call. For further details see: GlaxoSmithKline plc 2020 Q4 - Results - Earnings Call Presentation