_:nffa9bdc02f6a4431a161066f0b4bae43xb0
<http://schema.org/openingHoursSpecification>
_:nffa9bdc02f6a4431a161066f0b4bae43xb6
<https://markhamoptometry.ca/will-people-with-high-myopia-eventually-go-blind-in-their-old-age/>