From: Unravelling functional neurology: a scoping review of theories and clinical applications in a context of chiropractic manual therapy
Sources of information
Pedro (2005) 
Landau Kleffner syndrome
Daily visits, 4.5 h per week, for 12 weeks
Beck (2009) 
Complex regional pain syndrome
1 to 2 visits per week for 8 weeks, plus 1 visit each 2 week for 1 month, plus home exercises
Kuhn (2013) 
Migraines, ADHD, OCD and, Tourette’s syndrome
42 visits over 19 weeks
Hirsh (2013) 
ADHD, primary nocturnal enuresis, and musculoskeletal pain
36 visits over 18 weeks, plus daily home exercises
Bova (2014) 
2 visits per week for 2 months, plus home exercises
After the initial care (i.e. 2 months), the frequency of 2 visits per week was maintained (for at least 8 months).
Bova (2014) 
3 visits in 2 weeks
Traster (2014) 
Symptoms related to traumatic brain injury
Approximately 2 to 3 visits per week for 3 months
Usually, several times per day with an average of 3 times of 1.5 h each, for 1 to 2 weeks
Usually, 2 times per week for 6 weeks, plus home exercises
Complex conditions (type of conditions was not specified)
3 to 5 times per day for up to 5 consecutive days
Usually, 1 to 3 times per week for few weeks, plus home exercises
This frequency is usually decreased over 2 to 4 months
Patient is often requested to do home exercises.
Complex conditions (e.g. severe brain injuries, and advanced degenerative diseases)
Several visits per day for 1 to 2 weeks
Usually 2 to 3 visits close in time, plus home exercises
If good results are obtained, treatment is continued, more spaced in time.
Daily visits or, 2 to 3 visits per week, may be needed, for 2 to 3 weeks.
Complex conditions (unspecified)
Moderate neurodevelopmental disorders
Usually, 1 to 2 visits per week for a few weeks, plus daily home exercises for about 10 min per day
This frequency is usually progressively decreased
Severe neurodevelopmental disorders
Visits are more frequent than for the moderate form.
Individualized Usually, 3 to 4 times (about 20 min each) per day for 2 to 3 weeks or 2 times per week for 3 to 4 months
Several visits per day for 3 consecutive days for 1 week
Patient is seen 3 to 4 times per year for the same treatment plan.