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{"study":"Avants2000","f.t":15,"n.t":28,"f.c":10,"n.c":27,"y":0.67373,"sigma":0.54992}
{"study":"Margolin2002","f.t":122,"n.t":222,"f.c":110,"n.c":203,"y":0.03097,"sigma":0.19504}
{"study":"Otto1998","f.t":13,"n.t":25,"f.c":4,"n.c":11,"y":0.63966,"sigma":0.74372}