From: Tools for loading MEDLINE into a local relational database
SELECT | mc.medline_ta, count(mc.pmid) as num_of_publications |
---|---|
FROM | medline_citation mc |
 | JOIN medline_mesh_heading msh ON |
 | mc.pmid = msh.pmid |
WHERE | msh.descriptor_name = 'Leukemia' |
GROUP BY | mc.medline_ta |
ORDER BY | count(mc.pmid) desc |
FETCH | first 10 rows only; |