TY - RPRT TI - Glomerular extracellular matrices and anionic sites in aging ddY mice: a morphometric study. AU - H J Duan AU - T Nagata PY - 1993 DO - 10.1007/bf00269142 UR - https://pubmed.ncbi.nlm.nih.gov/8491676/ ID - 8491676 ER -