The challenges of international optometry.
D003906:Developing Countries; D014943:Global Health; D006301:Health Services Needs and Demand; D006302:Health Services Research; D006801:Humans; D007391:International Cooperation; D009907:Optometry / Q000193:education; D012576:Schools, Health Occupations / Q000600:supply & distribution; D012952:Societies; D000078329:Workforce; D014944:World Health Organization