PeerJ Author 170 Points Contributions by role Author 135 Preprint Author 35 Contributions by subject area Dentistry Global Health Science and Medical Education Human-Computer Interaction Patricia E Ayala Aguirre PeerJ Author Summary Dentistry Global Health Human-Computer Interaction Science & Medical Education PeerJ Contributions Articles 1 Preprints 1 October 10, 2019 Levels of toothache-related interests of Google and YouTube users from developed and developing countries over time Matheus Lotto, Patricia E.A. Aguirre, Anna P. Strieder, Agnes F.P. Cruvinel, Thiago Cruvinel https://doi.org/10.7717/peerj.7706 PubMed 31616582 March 7, 2019 - Version: 1 Can the levels of toothache-related interests of Google and YouTube users differ between developed and developing countries over the years? Matheus Lotto, Patricia EA Aguirre, Anna P Strieder, Agnes FP Cruvinel, Thiago Cruvinel https://doi.org/10.7287/peerj.preprints.27570v1