{HEAD ~ The method} 5, wherein said {TAIL ~ microcrystal} has a cross section of 10 4 or less 
{ HEAD ~ The method } 5 , wherein said { TAIL ~ microcrystal } has a cross section of 10 4 or less
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH