I want poster for COPD up on any previous article previous research 
about any treatment or practice 
it should be caparison between 2 treatment
in the poster you should follw the following :
Item for Evaluation
(1) Clinical Question using PICO Format
(2) Background and Significance
(3) Synthesis of Evidence (Literature Review)
(4) Methods of implementation of proposed practice change
(Change process)
(5) Evaluation
6- references

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