Which row of the periodic table was completed by the scientists after the International Union of Pure and Applied Chemistry (IUPAC) announced the discovery of element 113 and claimed discovery of elements 115, 117 and 118?
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Which row of the periodic table was completed by the scientists after the International Union of Pure and Applied Chemistry (IUPAC) announced the discovery of element 113 and claimed discovery of elements 115, 117 and 118?