Low serum levels of zinc and 25-hydroxyvitmain D as potential risk factors for COVID-19 susceptibility: a pilot case-control study

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Cureus. 2019;11:e5721.', 'journal-title': 'Cureus'}], 'container-title': ['European Journal of Clinical Nutrition'], 'original-title': [], 'language': 'en', 'link': [ { 'URL': 'https://www.nature.com/articles/s41430-022-01095-5.pdf', 'content-type': 'application/pdf', 'content-version': 'vor', 'intended-application': 'text-mining'}, { 'URL': 'https://www.nature.com/articles/s41430-022-01095-5', 'content-type': 'text/html', 'content-version': 'vor', 'intended-application': 'text-mining'}, { 'URL': 'https://www.nature.com/articles/s41430-022-01095-5.pdf', 'content-type': 'application/pdf', 'content-version': 'vor', 'intended-application': 'similarity-checking'}], 'deposited': { 'date-parts': [[2022, 3, 23]], 'date-time': '2022-03-23T15:07:04Z', 'timestamp': 1648048024000}, 'score': 1, 'resource': {'primary': {'URL': 'https://www.nature.com/articles/s41430-022-01095-5'}}, 'subtitle': [], 'short-title': [], 'issued': {'date-parts': [[2022, 3, 23]]}, 'references-count': 49, 'alternative-id': ['1095'], 'URL': 'http://dx.doi.org/10.1038/s41430-022-01095-5', 'relation': {}, 'ISSN': ['0954-3007', '1476-5640'], 'issn-type': [{'value': '0954-3007', 'type': 'print'}, {'value': '1476-5640', 'type': 'electronic'}], 'subject': ['Nutrition and Dietetics', 'Medicine (miscellaneous)'], 'published': {'date-parts': [[2022, 3, 23]]}, 'assertion': [ { 'value': '7 October 2021', 'order': 1, 'name': 'received', 'label': 'Received', 'group': {'name': 'ArticleHistory', 'label': 'Article History'}}, { 'value': '21 January 2022', 'order': 2, 'name': 'revised', 'label': 'Revised', 'group': {'name': 'ArticleHistory', 'label': 'Article History'}}, { 'value': '3 February 2022', 'order': 3, 'name': 'accepted', 'label': 'Accepted', 'group': {'name': 'ArticleHistory', 'label': 'Article History'}}, { 'value': '23 March 2022', 'order': 4, 'name': 'first_online', 'label': 'First Online', 'group': {'name': 'ArticleHistory', 'label': 'Article History'}}, { 'value': 'The authors declare no competing interests.', 'order': 1, 'name': 'Ethics', 'group': {'name': 'EthicsHeading', 'label': 'Competing interests'}}, { 'value': 'The study protocol was approved by our institute’s Ethics Committee in ' 'Biomedical Research with reference code IR.SBMU.SRC.REC.1399.007.', 'order': 2, 'name': 'Ethics', 'group': {'name': 'EthicsHeading', 'label': 'Ethical approval'}}, { 'value': 'This content has been made available to all.', 'name': 'free', 'label': 'Free to read'}]}