Variation in number of hits for complex searches in Google Scholar.

CONCLUSIONS: The number of hits reported in Google Scholar is an unreliable measure. Therefore, its repeatability is problematic, at least when equal results are needed. PMID: 27076802 [PubMed - in process]
Source: Journal of the Medical Library Association : JMLA - Category: Databases & Libraries Tags: J Med Libr Assoc Source Type: research