There are 23 records in the database where the keywords field contains "horsetail foliage".
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14270, 14271, 14272, 14273, 14289, 14290, 14291, 14293, 14608, 14614, 14703, 14732, 14989, 15020, 15047, 15086, 15247, 15362, 15378, 15510, 15542, 15660, 15799,