Guest guest Posted February 14, 2012 Report Share Posted February 14, 2012 for people who don't like the idea of porcine, is the thyro gold bovine as reliable and effective as ERFA. what is the conversion. i heard 3 of the bovine to 5 grains of erfa. has any tried it and how do they feel. ? Quote Link to comment Share on other sites More sharing options...
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