function [ SelectedData] = SelectData(PertinantFiles,MeasData,idx);

PertinantFiles
MeasData
idx

names = fieldnames(MeasData{PertinantFiles(1)});
for i = 1:length(names)
    SelectedData.(names{i}) = [];
end


for k = 1:length(PertinantFiles)
   
  for n = 1:length(names)
  SelectedData.(names{i}) = [    
  end
end





% names = fieldnames(MeasData);
% 
% for i = 1:length(names)
%    if (max(idx) <= length(MeasData.(names{i})))
%      TruncData.(names{i}) = MeasData.(names{i})(idx);
%    else
%      TruncData.(names{i}) = MeasData.(names{i});
%    end
% end
end