@article{bf705fbdf0494c899832c85db0a52ac5,
title = "Self-selection and evaluation of influenza vaccination effectiveness among elderly",
keywords = "Influenza vaccination, Vaccine effectiveness, Self-selection bias, Instrumental variable method, Bivariate probit model",
author = "Yoo, \{Byung Kwang\} and Scott Grosse and Frick, \{Kevin D.\}",
year = "2006",
month = sep,
day = "29",
doi = "10.1016/j.vaccine.2006.06.024",
language = "English (US)",
volume = "24",
pages = "6374--6375",
journal = "Vaccine",
issn = "0264-410X",
publisher = "Elsevier Ltd",
number = "40-41",
}