If any broadcasting station, at any time, broadcasts, publishes, or circulates any false statement, allegation or rumor pertaining or relating to any individual or association of individuals, or to any trade, labor business, social, economic or religious organization or to any firm, corporation or business or to any public official or candidate for a public office, the said broadcasting station upon demand of any person or persons affected or their representatives, shall broadcast, without charge, any statement setting forth in proper language the truth pertaining to such statement, allegation, or rumor, which said person or persons or their representatives shall offer to said broadcasting station for broadcast. Provided, that the truth statement shall be broadcast as many times as the untrue statement was broadcast. Provided further, that the truth statement shall be broadcast at a like or comparable time in the daily routine as was the untrue statement.