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秋冬季节,是流感肆虐时期。一个很现实的问题摆在人们面前,流感疫苗究竟该不该打?打流感疫苗实际上就是一种免疫形式,是主动免疫的一种,通过注射疫苗使人体内产生某种抗体,可以有效的抵御某种疾病的入侵。另一种形式是,人得疾病后会获得免疫力,这个过程就是自动免疫,而从自动免
Autumn and winter, is the period of flu rages. A very real problem in front of people, whether the flu vaccine should fight? Flu is actually a form of immunization, is a kind of active immunization, the vaccine produced by the body to produce some kind of antibody can be effective To resist the invasion of a disease. Another form is, people get immunity after the disease, the process is automatic immunity, and from automatic