https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-46
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-48
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-31
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-33
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-35
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-37
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-39
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-45
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-30
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-34
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-42
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-44
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-29
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-41
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-43
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-47
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-32
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-36
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-40
https://bmcinfectdis.biomedcentral.com/articles/10.1186/1471-2334-12-38