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Zuleyma Placencia, 10, a fifth-grader at Cambridge Elementary School has her photo made with Chris Grazzini of John Muir Health in front of the Ronald McDonald Care Mobile parked on campus during a celebration of the Dental Collaborative 10th anniversary in Concord, Calif., Wednesday, March 5, 2014. Placencia had eleven cavities taken care of along with other dental work through the group which includes John Muir Health, La Clinca de La Raza and Life Long Medical Care. (Susan Tripp Pollard/Bay Area News Group)

Susan Tripp Pollard/Staff

All smiles

The Dental Collaborative hosted a 10th anniversary celebration, and recognized donors and key people involved in the program. Zuleyma Placencia, 10, a fifth-grader at Cambridge Elementary School in Concord, smiles from inside the Ronald McDonald Care Mobile parked on campus during the anniversary celebration March 5. Zuleyma, who met with Chris Grazzini of John Muir Health, had cavities taken care of along with other dental work through the group which includes John Muir Health, La Clinica de La Raza and Life Long Medical Care.