Doctors Joshua Baek and Daniel Baek opened Keystone Chiropractic at 8604 Preston Road, Ste. 118, Plano, on Oct. 24. The brothers' new practice provides customized care for patients of all ages using infrared thermography, digital X-rays, and computerized percussive analysis, which precisely measures how individual segments in the spine are responding via real-time digital feedback. 469-351-7083.