Cita APA (7a ed.)

Ortiz, Z. (2018). External validation of a measurement tool to assess systematic reviews (AMSTAR). Ottawa. CA; PLos One.

Cita Chicago Style (17a ed.)

Ortiz, Zulma. External Validation of a Measurement Tool to Assess Systematic Reviews (AMSTAR). Ottawa. CA; PLos One, 2018.

Cita MLA (8a ed.)

Ortiz, Zulma. External Validation of a Measurement Tool to Assess Systematic Reviews (AMSTAR). Ottawa. CA; PLos One, 2018.