Hisaaki Ochi Etsuji Yamamoto Kunio Sawaya Saburo Adachi Analysis of MRI antenna loaded by an elliptical subject. 74-82 1995 26 Syst. Comput. Jpn. 3 https://doi.org/10.1002/scj.4690260307 db/journals/scjapan/scjapan26.html#OchiYSA95