AUTHOR=Sharif-Nia Hamid , Froelicher Erika Sivarajan , Marôco João , Hoseinzadeh Esmaeil , Hejazi Sima , Fatehi Reza , Nowrozi Poorya , Mohammadi Bita TITLE=Psychometric properties of the pain anxiety symptom scale among postoperative patients in Amol, Iran JOURNAL=Frontiers in Psychiatry VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2024.1422346 DOI=10.3389/fpsyt.2024.1422346 ISSN=1664-0640