A Natural Language Processing Algorithm to Improve Completeness of ECOG Performance Status in Real-World Data. - Cohen, Aaron B.; Rosic, Andrej; Harrison, Katherine; Richey, Madeline; Nemeth, Sheila; Ambwani, Geetu; Miksad, Rebecca; Haaland, Benjamin; Jiang, Chengsheng (Applied Sciences (2076-3417), 2023)