불소 를 우려 한다 ( 4 / 4 ) 
 65 . GGVideo ( 1999 ) . Dr . Phyllis Mullenix : Fluoride and the Brain . Videotape , length 57 minutes . Available from GGVideo -- see ref 51 for details . 
 73 . GGVideo ( 1999 ) . Silico - fluorides , Lead and Violent Crime . Videotape . Available from GGVideo -- see Ref 51 for details .