Do patients who read visit notes on the patient portal have a higher rate of "loop closure" on diagnostic tests and referrals in primary care? A retrospective cohort study. - Sigall K. Bell; Maelys J. Amat; Timothy S. Anderson; Mark D. Aronson; James C. Benneyan; Leonor Fernandez; Dru A Ricci; Talya Salant; Gordon D. Schiff; Umber Shafiq; Sara J. Singer; Scot B. Sternberg; et al. (J. Am. Medical Informatics Assoc., 2024)