PMC:1624833 / 11241-11388 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/1624833","sourcedb":"PMC","sourceid":"1624833","source_url":"https://www.ncbi.nlm.nih.gov/pmc/1624833","text":"2. C is the ordered list of columns of L with the property that each element of C is an element of C; a column in C can appear multiple times in L.","tracks":[]}