Required reading by Kristin - others optional Anyone wishing to memorise typically required medical knowledge should find these dozens of memory aids useful Also suggests means of creating useful acronyms yourself. http://www.brucerobinson.com.au/Memory%20Aids.htm RM -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist