00444nas a2200169   4500000000100000008004100001260001300042653001700055653001200072653001800084653001400102100001000116245011700126300001000243490000700253022001400260       1948                            d  c1948 Oct10aBacteriology10aleprosy10aMycobacterium10aSymbiosis1 aROW R00aSome observations on symbiosis of micro-organisms in culture with special reference to mycobacterium of leprosy.  a657-90 v45  a0003-5998