ABC Online | Chickenpox outbreak at Brunswick North West Primary school prompts vaccination ... ABC Online Health authorities have urged parents to vaccinate their children after up to a quarter of students at a primary school in Melbourne's north were infected with chickenpox. Of the 320 students who attend Brunswick North West Primary School, about 80 ... 80 children contract chickenpox at Brunswick North West Primary School Quarter of children at Victorian school which actively welcomes unvaccinated ... Chickenpox sweeps through primary school |