Patel, V. M., Ashrafian, H., Almoudaris, A., Makanjuola, J., Bucciarelli-Ducci, C., Darzi, A., & Athanasiou, T. (2013). Measuring Academic Performance for Healthcare Researchers with the H Index: Which Search Tool Should Be Used? Med Princ Pract.

Patel, Vanash M., Hutan Ashrafian, Alex Almoudaris, Jonathan Makanjuola, Chiara Bucciarelli-Ducci, Ara Darzi, and Thanos Athanasiou. "Measuring Academic Performance for Healthcare Researchers With the H Index: Which Search Tool Should Be Used?" Med Princ Pract 2013.

Patel, Vanash M., et al. "Measuring Academic Performance for Healthcare Researchers With the H Index: Which Search Tool Should Be Used?" Med Princ Pract 2013.