TY - RPRT TI - Altered epithelial lining fluid parameters in old normal individuals. AU - A B Thompson AU - S G Scholer AU - D M Daughton AU - J F Potter AU - S I Rennard PY - 1992 DO - 10.1093/geronj/47.5.m171 UR - https://pubmed.ncbi.nlm.nih.gov/1512433/ ID - 1512433 ER -