TY  - RPRT
TI  - Evaluation of solid-phase extraction procedures in peptide analysis.
AU  - T Herraiz
AU  - V Casal
PY  - 1995
DO  - 10.1016/0021-9673(95)00388-4
UR  - https://pubmed.ncbi.nlm.nih.gov/7647925/
ID  - 7647925
ER  -