TY - RPRT TI - Pilot study on use of PMPs. AU - J R Marshall AU - P Fleming AU - M Heffernan AU - S Kasch PY - 1982 DO - 10.1111/j.1365-2923.1982.tb00952.x UR - https://pubmed.ncbi.nlm.nih.gov/7176985/ ID - 7176985 ER -