Filter out nil xml values
Filter out nil xml values

laurenbarker/SHARE,aaxelb/SHARE,CenterForOpenScience/SHARE,CenterForOpenScience/SHARE,zamattiac/SHARE,laurenbarker/SHARE,CenterForOpenScience/SHARE,zamattiac/SHARE,aaxelb/SHARE,laurenbarker/SHARE,zamattiac/SHARE,aaxelb/SHARE