OK, this isn't a large study https://t.co/avo0723Ljs but it's open access and from 2017. Nowhere near the front page of results
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Examination of healthy field dogs before and after vaccination with tetravalent #Leptospirosis #vaccine https://t.co/Eg5852FcSO @BMC_series
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Examination of healthy field dogs before and after #Vaccination with tetravalent #Leptospirosis vaccine https://t.co/oKqXqkxoU7 @BMC_series https://t.co/pP9LbCwYiU
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Clinical, serological and echocardiographic examination of healthy field dogs before and after vaccination with a… https://t.co/cjN3ITYypR https://t.co/qPFH4qNZsW