patient_Plan1='path1';
patient_Plan2='path2';
patient_Plan3='path3';
patient_PlanNames={patient_Plan1, patient_Plan2, patient_Plan3};
totPatient_PlanNum=length(patient_PlanNames);
figure;
hold on;
roiName = { 'Contralateral_Lung', 'rPTV', 'nonGTVLUNG', 'CTV', 'Ipsilateral_Lung'};
axis([0 7500 0 110]);
markers = {'-','.','--'};
Color={'c','m','b','r','g', 'k'};
for j=totPatient_PlanNum
planDir = strcat('O:\WorkstationDB\',patient_PlanNames{j});
[DVHxAccum DVHyAccum] = getDVHAccum(planDir, roiName);
for i = 1:length(roiName)
plot(DVHxAccum{i}, DVHyAccum{i}, [markers{j} Color{i}],'LineWidth',1);
end
end