Beyond Phecodes: leveraging PheMAP to identify patients lacking diagnosis codes in electronic health records. - Chao Yan 004; Monika E. Grabowska; Rut Thakkar; Alyson L. Dickson; Peter J. Embí; QiPing Feng; Joshua C. Denny; Vern Eric Kerchberger; Bradley A. Malin; Wei-Qi Wei (J. Am. Medical Informatics Assoc., 2025)