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In a recent paper [H. Lin, MATCH Communications in Mathematical and in Computer Chemistry 70 (2013) 575-582] , a congruence relation for Wiener indices of a class of trees was reported. We now show that Lin's congruence is a special case of a much more general result.doi:10.2298/fil1505081g fatcat:765bd4ti3vg75jpxg3wkvc5gni