Google Scholar is a great place to find articles on multi-disciplinary science topics. (e.g. "brain drain") For easy one-click access to articles owned by U of T, be sure to set up your Google Scholar Preferences for the University of Toronto Libraries.
How to connect Google Scholar to U of T library resources:
Search "University of Toronto" in the Library Links section of your scholar preferences to connect your Google Scholar searches to the library's resources.
[excerpted from: https://onesearch.library.utoronto.ca/faq/how-can-i-connect-google-scholar-librarys-resources]