Think about cost-benefit: in-office treatments are much faster but more expensive; take-home trays are economical with steady

https://www.mediafire.com/file/0hekbvwv7w56s2a/pdf-14981-99239.pdf/file

Think about cost-benefit: in-office treatments are much faster but pricier; take-home trays are economical with steady outcomes-- pick based upon timeline and budget.