According with Nansel & Slazak, at present times we are aware that controlled studies have established that:

According with Nansel & Slazak, at present times we are aware that controlled studies have established that:

According with Nansel & Slazak, at present times we are aware that controlled studies have established that:



A.- Spinal manipulation represents valid curative strategy for the treatment of any visceral disease.
B.- Spinal manipulation represents scientific efficacy as a treatment model
C.-Spinal manipulation has not convincingly established represents a valid curative strategy
D.- A and B are correct
E.- A is correct








Answer: C