A simple test for you to take is here: http://www.falckproductions.com/mri-safety-week-2013/
I suggest here a review about MRI safety, but I am deeply concerned that there is no more available material online for free. This review has to be payed. Do you know more MRI safety resources?
Mary F Dempsey, Barrie Condon, Donald M Hadley (2002). MRI safety review Seminars in Ultrasound, CT and MRI DOI: 10.1016/S0887-2171(02)90010-7