id	domain	url
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	www.ncbi.nlm.nih.gov	https://www.ncbi.nlm.nih.gov/pmc/articles/pmc5432052
iassist-19	doi.org	https://doi.org/10.1016/j.jeconom.2009.09.010
iassist-19	doi.org	https://doi.org/10.1093/geronb/63.3.s122
iassist-19	doi.org	https://doi.org/10.1093/sf/74.3.963
iassist-19	doi.org	https://doi.org/10.1093/geronb/gbp109
iassist-19	doi.org	https://doi.org/10.2190/gxeg-gumu-t9hg-te2v
iassist-19	www.ncbi.nlm.nih.gov	https://www.ncbi.nlm.nih.gov/books/nbk62438
iassist-19	doi.org	https://doi.org/10.1093/geronb/63.3.s146
iassist-19	hdl.handle.net	http://hdl.handle.net/2027.42/49396
iassist-19	www.nber.org	http://www.nber.org/chapters/c7133.pdf
iassist-19	doi.org	https://doi.org/10.1093/sf/62.2.504
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.1016/j.jeconom.2009.09.010
iassist-19	doi.org	https://doi.org/10.1093/geronb/63.3.s122
iassist-19	doi.org	https://doi.org/10.1093/sf/74.3.963
iassist-19	doi.org	https://doi.org/10.1093/geronb/gbp109
iassist-19	doi.org	https://doi.org/10.2190/gxeg-gumu-t9hg-te2v
iassist-19	doi.org	https://doi.org/10.1093/geronb/63.3.s146
iassist-19	hdl.handle.net	http://hdl.handle.net/2027.42/49396
iassist-19	doi.org	https://doi.org/10.1093/sf/62.2.504
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.1177/0164027588101002
iassist-19	dx.doi.org	http://dx.doi.org/10.1300/j074v11n01_06
iassist-19	doi.org	https://doi.org/10.1007/bf00599179
iassist-19	doi.org	https://doi.org/10.1017/cbo9781316257081.007
iassist-19	doi.org	https://doi.org/10.1093/geronj/15.2.165
iassist-19	doi.org	https://doi.org/10.29173/iq19
iassist-19	doi.org	https://doi.org/10.1177/0164027588101002
iassist-19	dx.doi.org	http://dx.doi.org/10.1300/j074v11n01_06
iassist-19	doi.org	https://doi.org/10.1093/geronj/15.2.165