{"studyc":"Bow 1984","trtc":"Transfusion","r":5,"n":13}
{"studyc":"Bow 1984","trtc":"Control","r":4,"n":11}
{"studyc":"Herzig 1977","trtc":"Transfusion","r":1,"n":13}
{"studyc":"Herzig 1977","trtc":"Control","r":3,"n":14}
{"studyc":"Higby 1975","trtc":"Transfusion","r":2,"n":17}
{"studyc":"Higby 1975","trtc":"Control","r":14,"n":19}
{"studyc":"Scali 1978","trtc":"Transfusion","r":0,"n":13}
{"studyc":"Scali 1978","trtc":"Control","r":1,"n":12}
{"studyc":"Vogler 1977","trtc":"Transfusion","r":7,"n":17}
{"studyc":"Vogler 1977","trtc":"Control","r":9,"n":13}
{"studyc":"Winston 1982a","trtc":"Transfusion","r":18,"n":48}
{"studyc":"Winston 1982a","trtc":"Control","r":13,"n":47}