An argument for the use of randomized sequencing, as opposed to simply randomizing the intervention labeled A and B, could be made if the intention was to pursue many n-of-1 trials and then assess ...
Clinical trial ... of randomized controlled trials) using information on current treatments, the anticipated effect of the therapeutic intervention being studied and applying biostatistics methods.
Such trials can leverage study design and statistical techniques associated with standard population-based clinical trials, including randomization ... medicine and a method for gaining insights ...