Assertion: albinism's lack | /r/CapableOf | affect vision
Facets:
Source sentences:
text: Such a lack of pigmentation affects vision and general development, and may also increase the risk of skin cancer.
text: What many people don’t know is that albinism is mainly diagnosed by an eye examination first: The lack of melanin affects their vision and makes it very hard for many people with albinism to see properly.