Mugihe cyo kwizirika , imirongo yumugozi wicyuma gitsindagiye nyuma yo gutunganya nko gushushanya bipfuye, kuzunguruka cyangwa guhimba, diameter yimigozi iba ntoya, ubuso bwibihagararo bugenda bworoha, kandi ubuso bwihuza hagati yinsinga zicyuma bwiyongera. The ...
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