I recall going through grad school, the only legitimate peer review according to one professor was pubmed. I tried using google scholar and she told me it was i

I recall going through grad school, the only legitimate peer review according to one professor was pubmed. I tried using google scholar and she told me it was invalid, I HAD to use pubmed. The issue is pubmed is much less easy to comb through, the site itself is very basic and unintuitive, and ultimately both searches yielded the same results except that google scholar found one extra article.