Think about cost-benefit: in-office treatments are much faster but more expensive; take-home trays are cost-effective with gradual
https://www.mediafire.com/file/47gwyqyx7hw3ng5/pdf-51891-38281.pdf/file
Think about cost-benefit: in-office treatments are quicker however costlier; take-home trays are economical with progressive results-- select based on timeline and spending plan.