Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to prevent canine coronavirus [title] Get your dog a vaccine. [step] There is an effective vaccine against canine coronavirus. Because infection is not usually life-threatening, your vet may not consider coronavirus vaccination to be a core or essential vaccination.

Ending1: [substeps] In 95% of cases, surgery is followed. In other cases, further treatment may be needed. Ending2: The need will be assessed on an individual basis. [substeps] The vaccine is usually given on a risk assessment basis. Ending3: Though a new product is introduced, it is likely your vet will choose one for your dog if a specific vaccination is required. [substeps] If your dog is canine have your vet discuss with your current vet whether or not a new vaccine would be a good option for your dog. Ending4: Nonetheless, you may need to expect to receive a version of the vaccine a year or more after your dog gets infected, and if not received, a full screening. [title] Keep your dog in the home alone.

Answer format: ending1/ending2/ending3/ending4