<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">ophthalmologists</topic></authority><related type="other"><topic>optometrists</topic></related><related type="broader"><topic>physicians</topic></related><variant type="other"><topic>oculists</topic></variant><variant type="other"><topic>ophthalmologist</topic></variant><variant type="other"><topic>ophthalmologist&apos;s</topic></variant><variant type="other"><topic>ophthalmologists&apos;</topic></variant> <note xml:lang="en"><![CDATA[ Physicians specializing in the branch of medicine called ophthalmology. For those trained in the practice of optometry, use "optometrists." ]]></note></mads>