Clinical practice guideline for pediatric idiopathic nephrotic syndrome 2013: general therapy Yoshitsugu KakuYasufumi OhtsukaYasuhiro KomatsuToshiyuki OhtaTakuhito Nagai • Hiroshi KaitoShuji KondoYohei IkezumiSeiji TanakaShinsuke MatsumotoMayumi Sako • Kazushi TsurugaKoichi NakanishiKoichi KameiHiroshi SaitoShuichiro Fujinaga • Yuko HamasakiHiroko ChikamotoKenji IshikuraKazumoto Iijima