Shamithra Sigera, Jennifer Perera, Jeyanthakumar Rasarathinam, Dulani Samaranayake and Dileepa Ediriweera 
BMC Infectious Diseases (2016) 16:729
Publication year: 2016

Seroprevalence of Bordetella pertussis specific Immunoglobulin G antibody levels among asymptomatic individuals aged 4 to 24 years: a descriptive cross sectional study from Sri Lanka.  BMC Infectious Diseases (2016) 16:729,  DOI 10.1186/s12879-016-2068-z