<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?balozi mapuri amewataka kuzingatia maadili wanapofanya kazi hiyo kwani uchaguzi ni mchakato unaojumuisha hatua na taratibu mbalimbali zinazopaswa kufuatwa na kuzingatiwa.  <response>: we designated these patients as the policy cohort, as their follow-up included a period during which the standards and guidelines applied. 