List of Articles High performance Open Access Article Abstract Page Full-Text 1 - Trace Analysis of Pharmaceutical Residues in Wastewater Treatment Plants in Rio de Janeiro, Brazil Aldo Pacheco Ferreira 10.22034/jchr.2018.544050 Open Access Article Abstract Page Full-Text 2 - Molecularly Imprinted Polymers (MIP) for Selective Solid Phase Extraction of Celecoxib in Urine Samples Followed by High Performance Liquid Chromatography Saeedeh Ansari Azam Ghorbani 10.22034/jchr.2017.544184