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herd immunity
释义
herd immunity
Encyclopedia
医学
群体免疫
释
herd immunity
群体免疫
根据某种传染病流行区域与人群发病等流行病学特点,在人群中进行大规模的疫苗或菌苗接种以预防和控制其传播流行的措施。又称社区免疫。
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method of oblique projections
method of observation
method of opposability
method of optimal coefficients
method of optimal elimination
method of optimization
method of orbits
method of orthogonal projection
method of paired comparison
method of parabolas
method of parallel translation
method of parameter introduction
method of partial fractions
method of partial waves
method of path coefficients
method of peak area measurement
method of peak height measurement
method of peak value measurement
method of penalty functions
method of persuasion education
method of phase diagrams
method of phase integral
method of pivot selection
method of planting
method of point mappings
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