Cita APA

Bruce, B., Fries, J., Lingala, B., Hussain, Y. N., & Krishnan, E. (2013). Development and assessment of floor and ceiling items for the PROMIS physical function item bank. BioMed Central.

Chicago Style Citation

Bruce, Bonnie, James Fries, Bharathi Lingala, Yusra Nazar Hussain, i Eswar Krishnan. Development and Assessment of Floor and Ceiling Items for the PROMIS Physical Function Item Bank. BioMed Central, 2013.

Cita MLA

Bruce, Bonnie, et al. Development and Assessment of Floor and Ceiling Items for the PROMIS Physical Function Item Bank. BioMed Central, 2013.