TY - RPRT TI - Radio frequency field intensity mapping using a composite spin-echo sequence. AU - C H Oh AU - S K Hilal AU - Z H Cho AU - I K Mun PY - 1990 DO - 10.1016/0730-725x(90)90207-i UR - https://pubmed.ncbi.nlm.nih.gov/2325512/ ID - 2325512 ER -