historical periods by century/decade

umls-concept:C0681715, umls-concept:C0681716, umls-concept:C0681717, umls-concept:C0681718, umls-concept:C0681719, umls-concept:C0681720, umls-concept:C0681721, umls-concept:C0681722, umls-concept:C0681723, umls-concept:C0681724, umls-concept:C0681725, umls-concept:C0681726, umls-concept:C0681737, umls-concept:C0681748, umls-concept:C0681759

http://linkedlifedata.com/resource/umls/relation/R05257527, http://linkedlifedata.com/resource/umls/relation/R05279918, http://linkedlifedata.com/resource/umls/relation/R05279921, http://linkedlifedata.com/resource/umls/relation/R05213201, http://linkedlifedata.com/resource/umls/relation/R00720760, http://linkedlifedata.com/resource/umls/relation/R02907866, http://linkedlifedata.com/resource/umls/relation/R05221414, http://linkedlifedata.com/resource/umls/relation/R00695533, http://linkedlifedata.com/resource/umls/relation/R02693662, http://linkedlifedata.com/resource/umls/relation/R05221413, http://linkedlifedata.com/resource/umls/relation/R00695532, http://linkedlifedata.com/resource/umls/relation/R02693663, http://linkedlifedata.com/resource/umls/relation/R05221419, http://linkedlifedata.com/resource/umls/relation/R00695538, http://linkedlifedata.com/resource/umls/relation/R02693664, http://linkedlifedata.com/resource/umls/relation/R05221341, http://linkedlifedata.com/resource/umls/relation/R00695460, http://linkedlifedata.com/resource/umls/relation/R02693665, http://linkedlifedata.com/resource/umls/relation/R05221344, http://linkedlifedata.com/resource/umls/relation/R00695463, http://linkedlifedata.com/resource/umls/relation/R02693666, http://linkedlifedata.com/resource/umls/relation/R05221347, http://linkedlifedata.com/resource/umls/relation/R00695466, http://linkedlifedata.com/resource/umls/relation/R02693667, http://linkedlifedata.com/resource/umls/relation/R05221349, http://linkedlifedata.com/resource/umls/relation/R00695468, http://linkedlifedata.com/resource/umls/relation/R02693668, http://linkedlifedata.com/resource/umls/relation/R05221350, http://linkedlifedata.com/resource/umls/relation/R00695469, http://linkedlifedata.com/resource/umls/relation/R02693669, http://linkedlifedata.com/resource/umls/relation/R05221352, http://linkedlifedata.com/resource/umls/relation/R00695471, http://linkedlifedata.com/resource/umls/relation/R02693670, http://linkedlifedata.com/resource/umls/relation/R05221354, http://linkedlifedata.com/resource/umls/relation/R00695473, http://linkedlifedata.com/resource/umls/relation/R02693671, http://linkedlifedata.com/resource/umls/relation/R05221365, http://linkedlifedata.com/resource/umls/relation/R00695484, http://linkedlifedata.com/resource/umls/relation/R02693672, http://linkedlifedata.com/resource/umls/relation/R05221377, http://linkedlifedata.com/resource/umls/relation/R00695496, http://linkedlifedata.com/resource/umls/relation/R02693673, http://linkedlifedata.com/resource/umls/relation/R05221389, http://linkedlifedata.com/resource/umls/relation/R00695508, http://linkedlifedata.com/resource/umls/relation/R02693684, http://linkedlifedata.com/resource/umls/relation/R05221398, http://linkedlifedata.com/resource/umls/relation/R00695517, http://linkedlifedata.com/resource/umls/relation/R02693695, http://linkedlifedata.com/resource/umls/relation/R05221399, http://linkedlifedata.com/resource/umls/relation/R00695518, http://linkedlifedata.com/resource/umls/relation/R02693706