Question: is this a 2) strong advice, 1) weak advice 0) no advice?

Our study limitations included a small sample size that may have resulted in a lack of correlations with the main functional pathways, and the use of a 1.5-T MRI scanner and a small number of diffusion directions, which limited diffusion models that can be tested but should be adequate for evaluating FA. 
user
This is no advice
assistant