Fig. 1From: Serum levels of glucose, thyroid stimulating hormone, and free thyroxine in boys diagnosed with attention deficit hyperactivity disorder: a cross-sectional pilot studyStudy flow chart illustrates the sequential steps undertaken in the cross-sectional study conducted at the Institute of Mental Health in Belgrade, Serbia, examining the relationship between ADHD, biochemical parameters, and cognitive assessments in boys aged 6.5–12.5 yearsBack to article page