Original ResearchPublished 7 October 2026Receipt of needed care coordination and emergency department utilization among US children with chronic physical pain: a pooled analysis of the 2022–2024 National Survey of Children's HealthTongming Cheng · Ziming Cai · Xiaonan Zhou · Ciai Lai · Lizhen Huang · Wei HeFrontiers in Pain Researchdoi 10.3389/fpain.2026.1994046