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Effects of recruitment strategies and demographic factors on inclusion in a large scale vaccination trial in adults 65 years and older
Smorenburg, Andre J., Oosterman, Bas J., Grobbee, Diederick E., Bonten, Marc J.M., Roes, Kit C.B.Volume:
32
Language:
english
Journal:
Vaccine
DOI:
10.1016/j.vaccine.2014.03.081
Date:
May, 2014
File:
PDF, 528 KB
english, 2014