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Vaccine. 2014;32:4386\u201392. \n                    https:\/\/doi.org\/10.1016\/j.vaccine.2014.06.074\n                    \n                  .","journal-title":"Vaccine."}],"container-title":["BMC Public Health"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1186\/s12889-019-7172-8.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1186\/s12889-019-7172-8\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1186\/s12889-019-7172-8.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,7,3]],"date-time":"2020-07-03T19:10:47Z","timestamp":1593803447000},"score":1,"resource":{"primary":{"URL":"https:\/\/bmcpublichealth.biomedcentral.com\/articles\/10.1186\/s12889-019-7172-8"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,7,5]]},"references-count":49,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2019,12]]}},"alternative-id":["7172"],"URL":"https:\/\/doi.org\/10.1186\/s12889-019-7172-8","relation":{},"ISSN":["1471-2458"],"issn-type":[{"value":"1471-2458","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,7,5]]},"assertion":[{"value":"6 October 2018","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"17 June 2019","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"5 July 2019","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"The study was approved by the SingHealth Centralised Institutional Review Board on August 8th, 2017 (reference number: 2017\/2667). Documented, signed informed consent was not deemed necessary for this anonymous survey. Eligible individuals were asked to provide their informed consent by checking a box on the online survey form before starting the survey.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Not applicable.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare that they have no competing interests.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"890"}}