TY - JOUR KW - Humans KW - Retrospective Studies KW - Blood Cell Count KW - *Ambulatory Care Facilities KW - *Headache/diagnosis KW - machine learning AU - F. Yang AU - T. Meng AU - B. Torben-Nielsen AU - C. Magnus AU - C. Liu AU - E. Dejean AD - Roche Information Solutions, F. Hoffmann-La Roche AG, Basel, Switzerland. Roche Molecular Systems, Santa Clara, California, United States of America. Product Development Data and Statistical Sciences, Real World Data Enabling Platform, F. Hoffmann-La Roche AG, Basel, Switzerland. Roche Diagnostics International Ltd, Rotkreuz, Switzerland. AN - 36877693 BT - PLoS One C2 - PMC9987784 following competing interests: FY, TM, BT-N and CM are employees of Roche. CL and ED were employees of Roche at the time the study was conducted. This does not alter our adherence to PLOS ONE policies on sharing data and materials. DO - 10.1371/journal.pone.0282237 DP - NLM ET - 2023/03/07 LA - eng M1 - 3 N1 - 1932-6203 Yang, Fei Orcid: 0000-0002-7382-8023 Meng, Tong Torben-Nielsen, Ben Magnus, Carsten Liu, Chuang Dejean, Emilie Journal Article United States PLoS One. 2023 Mar 6;18(3):e0282237. doi: 10.1371/journal.pone.0282237. eCollection 2023. PY - 2023 SN - 1932-6203 EP - e0282237 T2 - PLoS One TI - A machine learning approach to support triaging of primary versus secondary headache patients using complete blood count VL - 18 ER -