In addition to the early jab, they would still receive the recommended vaccine at around 13 months of age and have a booster jab at around three years four months.

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She is calling for parents to have the option of choosing a single measles vaccine instead of the combined MMR jab.

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There is a vaccine for badgers - the BCG jab, which has been used by a number of wildlife and conservation bodies in England, including the Gloucestershire Wildlife Trust, the RSPB, the Wildfowl and Wetlands Trust and the National Trust.

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There is no single vaccine against whooping cough, so the jab being offered to pregnant women will also protect against diphtheria, tetanus and polio.

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This study is being published by Dr Andrew Wakefield, of London's Royal Free Hospital, who sparked the controversy surrounding the vaccine with a previous report saying some children developed symptoms of autism after receiving the jab.

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Last month, Dr Sarah Wollaston, Conservative MP for Totnes and a former GP, said she believed the reason many parents in Totnes rejected the MMR vaccine was because of claims made by the now-discredited Dr Andrew Wakefield that the jab was linked to autism and bowel disease.

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In addition to that, because the sugar-glass coats the vaccine molecules and thus isolates them, various vaccines in their own microspheres can be mixed together in a single jab.

ECONOMIST: Vaccines