TY - RPRT TI - Laser-based double beam absorption detection for aggregation immunoassays using gold nanoparticles. AU - Nguyen Thi Kim Thanh AU - J Harrison Rees AU - Zeev Rosenzweig PY - 2002 DO - 10.1007/s00216-002-1599-x UR - https://pubmed.ncbi.nlm.nih.gov/12474081/ ID - 12474081 ER -