TY - RPRT TI - Xanthones from Hypericum chinense. AU - Naonobu Tanaka AU - Yoshihisa Takaishi PY - 2006 DO - 10.1016/j.phytochem.2006.05.043 UR - https://pubmed.ncbi.nlm.nih.gov/16884745/ ID - 16884745 ER -