When a Treated Dog has Persistent Microfilaria - American Heartworm Society

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When a Treated Dog has Persistent Microfilaria

Dr. Tom Nelson explains the potential reasons a dog may test positive for microfilaria following heartworm treatment

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RT @AHS_Think12: If your client declines heartworm testing and heartworm prevention, do you have them sign a waiver? Use this AHS form to e…

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