Ike, D., Cordeiro Bueno, C. E., Cutlac Neto, J., Varanda Pessoa-Santos, B., & Jamami, M. (2017). Analysis of agreement between peak expiratory flow meters and comparison of reference values. Fisioterapia Em Movimento (Physical Therapy in Movement), 30(3). https://doi.org/10.1590/1980-5918.030.003.AO09