$B1G2h!VFn5~#1#9#3#7!W>e1GK832$K(B
$BCG8G$H$7$F935D$9$k!*(B

$B%N!<%b%"Fn5~$N2q(B


$B2<5-$N$h$S$+$1$K1~$(!"!X%N!<%b%"Fn5~$N2q!Y$bO"L>$G935D@


$B#67n#6F|$K5/$3$C$?1G2h!VFn5~#1#9#3#7!W>e1GK832;v7o$O!"(B $BI=8=$N<+M3$KBP$9$k=EBg$JD)@o$G$"$k$P$+$j$G$J$/!"(B $B?/N,@oAh$N;K$N#1#9CDBN$HO"L>$G$N935D@e1G3hF0$rB3$1$F$$$3$&$G$O$"$j$^$;$s$+!#(B

$B935D@ $B#67n#6F|!"2#IM$N!V%7%M%^%Y%F%#!W$G1G2h!XFn5~#1#9#3#7!Y$N>e1GCf(B $B1&Mc$K$h$C$F%9%/%j!<%s$,@Z$jNv$+$l$?$3$H$rCN$j!";d$?$A$O!"(B $B6C$-$H6/$$E\$j$r46$8$F$$$^$9!#(B $BI=8=$N<+M3$rK=NO$G2!$79~$a$k9T0Y$O!"K!<#9q2H$G5v$5$l$k$b$N$G$O$"$j$^$;$s!#(B

$B;d$?$AFn5~Bg5T;#0%+G/Bg:eZ8@=82q$d3X=,2q$r3+:E$7$F$-$^$7$?!#(B $B$^$?!"Fn5~@o$K;22C$7$?85J<;N$ND4::$rD94|E*$KZ8@$H;qNA$r $BF|K\$,Nr;K$N;v;k$7$J$$$G!"(B $BF|K\$N?/N,@oAh$NHo32$r@$5*0J>e$b7P$F$-$?$N$O!"F|K\@/I\$N@UG$$H8@$($k$G$7$g$&!#(B $B;d$?$A$NADIc$dIc$,!"5$IU$+$LFb$K8m$C$?9q2HBN@)$K0z$-$:$i$l$?(B $B!V$$$D$+Mh$?F;!W$r7+$jJV$9$3$H$N$J$$$h$&!"(B $B;d$?$A$O;TL1$X$NG'<13hF0$r?J$a!"(B $B%"%8%"$NNY?M$H$NM'9%$r?<$a$k$?$a$N1?F0$rE83+$7$F$-$^$7$?!#(B

$B!XFn5~#1#9#3#7!Y$O!"B?$/$N;TL1$,%+%s%Q$J$I$N6(NO$r$7$F!"(B $BD94|$Ne1G$r $BNr;K$rOD6J$7?/N,@oAh$rH]Dj$9$kF0$-$,BfF,$9$k(B $B4m81$JC{8u$,8+$i$l$k$3$N$4$m$G$9!#(B $B$3$N$h$&$JK=NO$K$h$C$F!"8@O@$dI=8=$rIu$8!"(B $BNr;K$N;v $B#1#9#9#8G/#67n#9F|(B

$BFn5~Bg5T;#0%+G/Bg:e


$B935D@ $B1G2h!VFn5~#1#9#3#7!W>e1GK832$KBP$9$k935D@

$B#1#9#9#8G/#67n#1#1F|(B

$B;d$?$A$O!"#1#9#9#8G/#67n#6F|!"1G2h4[!X%7%M%^!&%Y%F%#!Y!J2#IM!K$K$*$$$F!"(B $B1G2h!VFn5~#1#9#3#7!W>e1GCf$K9T$o$l$?<+>N1&McCDBN9=@.0w$K$h$k(B $B%9%/%j!<%s$N@Z$jNv$-9T0Y$rCG$8$F5v$7$^$;$s!#(B

$B!VFn5~#1#9#3#7!W$O!"Fn5~;v7o$rGX7J$K!"(B $B>e3$$+$iFn5~$XHrFq$9$kCf9q?M0e;U$HF|K\?M:J$N0l2H$rCf?4$H$7$?(B $B;0$D$N2HB2$NHa7`$rDL$7$F!"@8L?$NB:$5$rIA$$$?$b$N$G$"$j!"(B $BF|K\$KBP$9$kL1B2E*$J:($_$rIA$$$?$b$N$G$O$"$j$^$;$s!#(B $B!VFn5~#1#9#3#7!W$r>e1G$9$kL\E*$O!"$3$N1G2h$rDL$7$F!"(B $BL$$@F|K\$K$*$$$F@53N$KG'<1$5$l$F$$$J$$Fn5~;v7o$r?<$/M}2r$7!"(B $BF|CfN>9qL1$NAj8_M}2r$H??$NM'9%$rC[$/$3$H$G$"$j$^$9!#(B

$B$3$N!VFn5~#1#9#3#7!W>e1G$N5!2q$rK=NO$K$h$C$FK8$2$h$&$H$9$k9T0Y$O!"(B $BI=8=$N<+M3$KBP$9$k=EBg$JD)@o$G$"$j!"(B $BF|K\$N2a5n$NNr;K$rJ$$$1#$=$&$H$9$k$b$N$G$"$C$F!"(B $B;d$?$A$O$3$N$h$&$J9T0Y$KBP$7$FCG8G935D$7$^$9!#(B

$B$o$?$7$?$A$O$3$N$h$&$JK832$K6~$9$k$3$H$J$/!"(B $B1G2h!VFn5~#1#9#3#7!W$N>e1G$rB3$1$F9T$-$^$9!#(B

$B%N!<%b%"Fn5~$N2q(B
$B!VFn5~#1#9#3#7!WA49q>e1G0Q0w2q(B
$B!VFn5~#1#9#3#7!W5~ET>e1G $B!VFn5~#1#9#3#7!W%a%b%j%"%k%=%5%(%F%#(B
$B;0=EBg3X!VFn5~#1#9#3#7!W!&!V%J%L%`$N2H-6!W>e1G $BIT@o$X$N%M%C%H%o!<%/(B
$BNxL1$N2q(B
$B%"%8%"B@J?MNCO0h$N@oAhHo32 $B5lF|K\73$K$h$k@-E*Ho32=w@-$r;Y$($k2q(B
$BFn5~Bg5T;#0%+G/A49qO"Mm2q(B
$BFn5~Bg5T;#0%+G/Bg:e $BLC?42qFn5~!JM'9%K,CfCD!K;vL36I(B
$BIz8+!&J?OB$N$?$a$N$H$j$/$_ $BCO5e;TL1%M%C%H%o!<%/$-$g$&$H(B
$BItMn2rJ|F1LA5~ETI\O"9g2q(B
$B#J#R@>F|K\O+F/AH9g(B
$B%+%H%j%C%/@55A$HJ?OB5~ET6(5D2q(B
$B%+%H%j%C%/ItMnLdBj0Q0w2q(B
$B1G2h%;%s%?! $B6(F1AH9gA49q1G2h%;%s%?!<(B

.

[ $B%[!<%`%Z!<%8$X(B ] $B!&(B [ $B>e$X(B ] $B!&(B [ $BA0$X(B ] $B!&(B [ $B


$B%a!<%k!&%"%I%l%9!'(B
nis@jca.apc.org