Yoyenera kugwiritsidwa ntchito pobwezeretsanso zoyenda, pazingwe zomangidwira, ma tubing, trachea, mapaipi, ndi zina zotchinga ndi zoteteza. Kokani unyolo wa gawo lirilonse kuti mutsegule, kosavuta kukhazikitsa ndi kukonza.Pamene phokoso lotsika, kuvala-kukana, mayendedwe othamanga kwambiri. Chosakanizira towline wakhala widel ...
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