{HEAD ~ The outer peripheral portion} refers to {TAIL ~ portions} of the substrate 112 and the cover layer 122 which portions are outside of the outer peripheral edge of the barrier layer 118, and the inner peripheral portion refers to portions of the substrate 112 and the cover layer 122 which portions are inside of the inner peripheral edge of the barrier layer 118 
{ HEAD ~ The outer peripheral portion } refers to { TAIL ~ portions } of the substrate 112 and the cover layer 122 which portions are outside of the outer peripheral edge of the barrier layer 118 , and the inner peripheral portion refers to portions of the substrate 112 and the cover layer 122 which portions are inside of the inner peripheral edge of the barrier layer 118
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH