Repair of the left external auditory canal, percutaneous approach

The dermis contains ________ that secrete the proteins collagen and elastin

A) immunomodulators B) cuticles C) fibroblasts D) adipose

HCPCS Level II national codes are used in claims submitted to:

A) public insurers only. B) private insurers only. C) public and private insurers. D) self-funded plans only.