Updates are available Correction dated 2019-08-12
Click to view Correction: https://doi.org/10.1186/s12879-019-4286-7
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Authors
Shibata, Natsumi
Kimura, Shinya
Hoshino, Takahiro
Urushihara, Hisashi http://orcid.org/0000-0001-6913-9930
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Article History
Received: 4 January 2019
Accepted: 12 June 2019
First Online: 5 July 2019
Change Date: 12 August 2019
Change Type: Correction
Change Details: After publication of the original article [1], in Table 1, in the second and third column, “Vacnee” and “Non-vacnee” should be replaced with “Vaccinee” and “Non-vaccinee”.
Ethics approval and consent to participate
: Ethical approval for the study protocol was provided by the Keio University Faculty of Pharmacy Ethics Committee for Research Involving Humans (No. 160118–1), in accordance with local ethical guidance for medical research involving human subjects. Informed consent of each patient was waived by the committees, because this study used anonymized data which was retrospectively collected from medical records at the responded medical institutes.
: Not applicable.
: Kimura. S is a representative director of Japan Medical Data Center Co., Ltd., which has provided data for this study. Urushihara. H is a part-time consultncy for Eisai Co., Ltd. and Nippon Boehringer Ingelheim Co., Ltd. and received the research fund from CAC Croit Corporation. All other authors declare no potential competing interests.
