“…Among the group of patients with special needs, the highest number were those with intellectual disabilities, being studied 8 times [ 14 , 15 , 16 , 17 , 18 , 19 , 20 ], followed by human immunodeficiency virus infection (3 times) [ 21 , 22 , 23 ], and schizophrenia [ 24 , 25 , 26 ] and down syndrome [ 1 , 13 ] (2 times each). Finally, other groups of patients with special needs were only studied once: drug addicts [ 27 ], adult heart transplant [ 28 ], kidney disease [ 29 ], diabetic [ 30 ], autism [ 31 ], psychiatric patients [ 32 ], cerebral palsy, and hemophilia [ 26 ] ( Table 2 ).…”