sentences:  Care coordination requires additional resources such as health information technology and appropriately-trained staff to provide coordinated care through team-based models.Additionally, payment models that compensate PCMHs for their functions devoted to care coordination activities and patient-centered care management that fall outside the face-to-face patient encounter may help encourage further coordination.The concept of the "medical home" has evolved since the first introduction of the term by the American Academy of Pediatrics in 1967.