Evidence of validity of internal structure of the Functional Assessment of Chronic Illness Therapy-Spiritual Well-Being Scale (FACIT-Sp-12) in Brazilian adolescents with chronic health conditions - Alvarenga, Willyane de Andrade; Nascimento, Lucila Castanheira; Rebustini, Flávio; Santos, Claudia Benedita dos; Muehlan, Holger; Schmidt, Silke; Bullinger, Monika; Liberato, Fernanda Mayrink Gonçalves; Vieira, Margarida (Frontiers in Psychology, 2022)