bibliographic entry 321756 [be/321756]
https://w3id.org/oc/corpus/be/321756

is a

• bibliographic reference

content

• Booker, CL, Harding, S, Benzeval, M. A systematic review of the effect of retention methods in population-based cohort studies, BMC Public Health, 2011, 11, 249, DOI: 10.1186/1471-2458-11-249, PMID: 21504610

references

• https://w3id.org/oc/corpus/br/567315