Quanjel, TCCWinkens, ASpreeuwenberg, MDStruijs, JNWinkens, RAGBaan, CARuwaard, D2025-03-262025-03-2620182937645810.1080/02813432.2018.1426147https://rivm.openrepository.com/handle/10029/650867Does an in-house internist at a GP practice result in reduced referrals to hospital-based specialist care?ArticleScan J Prim Health Care 2018; 36(1):99-1062025-03-26