00330 a2200121 4500020001500000082001600015245008300031260002800114300001600142650002500158650000800183650001700191 a9241545542 a572.86bGEN aGenomics and world healthbreport of the advisory committee on health research aGenevabWHOc2002g2002 a241p.c23cm aBiochemical genetics aDNA aBiochemestry