{TAIL ~ An insertion device} including {HEAD ~ an insertable portion} adapted to be inserted into and retained in an animal body and an ex vivo portion that is adapted to be worn while said insertable portion remains inserted, said device comprising: 
{ TAIL ~ An insertion device } including { HEAD ~ an insertable portion } adapted to be inserted into and retained in an animal body and an ex vivo portion that is adapted to be worn while said insertable portion remains inserted , said device comprising :
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