TY - DATA T1 - Comparative Effectiveness of Anti-TNF in Combination with Low Dose Methotrexate vs Anti-TNF Monotherapy in Pediatrics Crohn's Disease (COMBINE), United States, 2015-2022 AU - Kappelman, Michael D. PY - 2024 DO - 10.3886/ICPSR38680.v1 PB - Inter-university Consortium for Political and Social Research [distributor] ER -