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Dr. Sosa will be remembered as a remarkable health economist, friend, professor, and human being.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Memorial quote"}},{"value":"Not applicable.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare no competing interests.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"36"}}