Magnetic sentinel lymph node detection using superparamagnetic iron oxide in early-stage oral squamous cell carcinoma: design and rationale of the multicenter magnetics trial – study protocol. - Donders, Dominique N. V.; Heldens, Gijs T. N.; Tellman, Roosmarijn S.; Takes, Robert P.; van Bemmel, Alexander J. M.; de Visscher, Sebastiaan A. H. J.; Ghaeminia, Hossein; Alic, Lejla; Philippens, Marielle E. P.; Scheenen, Tom W. J.; de Keizer, Bart; de Bree, Remco (BMC Cancer, 2025)