TY - RPRT TI - Construction and performance of a variable-frequency phase-modulation fluorometer. AU - J R Lakowicz AU - B P Maliwal PY - 1985 DO - 10.1016/0301-4622(85)85007-9 UR - https://pubmed.ncbi.nlm.nih.gov/3971026/ ID - 3971026 ER -