https://si.biostat.washington.edu/sites/default/files/gdfdg1.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg2.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg3.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg4.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg5.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg6.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg7.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg8.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg9.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg10.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg11.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg12.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg13.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg14.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg15.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg16.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg17.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg18.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg19.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg20.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg21.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg22.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg23.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg24.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg25.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg26.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg27.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg28.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg29.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg30.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg31.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg32.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg33.pdf
https://si.biostat.washington.edu/sites/default/files/gdfdg34.pdf