Protocol for a randomized controlled trial of steroid versus methotrexate as first-line monotherapy in the management of idiopathic granulomatous mastitis - Serene Si Ning Goh; Peter Cheung; Sen Hee Tay; Margaret Ma; Thomas Choudary Putti; Bee Choo Tai; Karen Kaye Casida; Zhi Hua Chua; Ying Jia Chew; Nur Khaliesah Binte Mohamed Riza; Jenny Liu; Mikael Hartman (PLoS ONE, 2025)