Found 1 pathways with zero (PubMed) references
* [http://classic.wikipathways.org/instance/WP1642_r126822](http://classic.wikipathways.org/instance/WP1642_r126822) 'D-arginine and D-ornithine metabolism' in Mycobacterium tuberculosis has zero references;
More details at https://www.wikipathways.org/WikiPathwaysCurator/ReferencesTests/atLeastOneReference