A preserved stool specimen is received in the microbiology laboratory. A two-vial system was used. One vial contains 10% formalin and the second vial contains polyvinyl alcohol (PVA). How will the vials be used?
A) Only the formalin vial is needed for concentration and permanent smear
B) Formalin vial for concentration procedure and PVA vial for permanent smear
C) PVA for permanent smear and the remainder along with formalin for concentration procedure
D) PVA vial for concentration procedure and formalin for permanent smear
B
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Indicate whether the statement is true or false.
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