Corrigendum: Everything Old Is New Again: Drug Repurposing Approach for Non-Small Cell Lung Cancer Targeting MAPK Signaling Pathway - Jain, Anisha S.; Prasad, Ashwini; Pradeep, Sushma; Dharmashekar, Chandan; Achar, Raghu Ram; Silina, Ekaterina; Stupin, Victor; Amachawadi, Raghavendra G.; Prasad, Shashanka K.; Pruthvish, R.; Syed, Asad; Shivamallu, Chandan; et al. (Frontiers in Oncology, 2021)