APA (7th ed.) Citation

Antunes, F., Sousa, N., & Teixeira, P. Development and Validation of the “Physical Functional Impact Index on Chronic Pain” (PFIICP): A Formative Model Approach. Ordem dos Médicos.

Chicago Style (17th ed.) Citation

Antunes, Filipe, Nuno Sousa, and Pedro Teixeira. Development and Validation of the “Physical Functional Impact Index on Chronic Pain” (PFIICP): A Formative Model Approach. Ordem dos Médicos.

MLA (9th ed.) Citation

Antunes, Filipe, et al. Development and Validation of the “Physical Functional Impact Index on Chronic Pain” (PFIICP): A Formative Model Approach. Ordem dos Médicos.