Immunohistochemical Labelling for Cyclo-oxygenase-2: Does the Positive Control Guarantee Standardized Results?

1. Belluco, S.
2. Carnier, P.
3. Castagnaro, M.
4. Chiers, K.
5. Millanta, F.
6. Peña, L.
7. Pires, I.
8. Queiroga, F.
9. Riffard, S.
10. Scase, T.
11. Polton, G.