During the current year, Pauline and her three dependent children had annual physical exams, which cost $750, and dental checkups for all four of them, which cost $420. In addition, Pauline paid $800 for medically supervised treatments to enable her to stop smoking. After she stopped smoking, she began to gain weight and incurred $1,200 in costs for a medically supervised weight loss program. Which of these expenses qualify for the medical expense deduction?