TY - RPRT TI - A diffusing sphere which delivers homogeneous laser light for use in photodynamic therapy. AU - E F Bernstein AU - P D Smith AU - G F Thomas AU - H Xie AU - J B Mitchell AU - E Glatstein AU - A Russo PY - 1995 DO - 10.1016/0923-1811(94)00377-q UR - https://pubmed.ncbi.nlm.nih.gov/8664217/ ID - 8664217 ER -