Consider cost-benefit: in-office treatments are faster but costlier; take-home trays are affordable with progressive
https://www.mediafire.com/file/efo1zs05lbdd1rj/pdf-6611-3620.pdf/file
Think about cost-benefit: in-office treatments are quicker but pricier; take-home trays are economical with gradual outcomes-- select based upon timeline and spending plan.