According to a survey, the percentage of infants who get a fever after receiving vaccine injection at maternal and child health centers is a double of those who receive injection at private hospitals or clinics. Besides, the chance of getting side effects is generally 5 times higher. Reporters of a child-care magazine interviewed 500 parents having child under the age of 18 months. Ng Miu Man, the chief editor of that magazine, suggested that the government needs to safeguard 'barents' right to know'i She said that parents should have related information at hand so that they can choose the most appropriate means of vaccine injection for their child