APA (7th ed.) Citation

Gulnar Azevedo S Mendonça & José Eluf-Neto. Hospital visitors as controls in case-control studies. Universidade de São Paulo.

Chicago Style (17th ed.) Citation

Gulnar Azevedo S Mendonça and José Eluf-Neto. Hospital Visitors as Controls in Case-control Studies. Universidade de São Paulo.

MLA (9th ed.) Citation

Gulnar Azevedo S Mendonça and José Eluf-Neto. Hospital Visitors as Controls in Case-control Studies. Universidade de São Paulo.

Warning: These citations may not always be 100% accurate.