Test Bank for Gordis Epidemiology 7th Edition | Celentano & Szklo | Chapters 1-20

012356789  21
3 3756117367 212

8
6312
! 131

,01234678690490




!
 

"
#!
 
$
#!
 
%&  '( )
*)+)
!
','

-
. )/
!
 
0#+1),
2,
3' 4),
5&  '611
7 
* 8
)
9 '*:
"7*:
$;&   
%7  )!
-!
'*)!<91);
   
0= '9)'
91)/),1
29)'&91)','6'
39)'
6+)6)

59)6! ) 9)'


,012345689 464
05542  635414 54
2


! 0"# 0
$%&'()'*+,*-'.*,+//+0(12*(3*41*.5467/.*+,*-.8-(489*78.:.1-(+1;
4%<4))(14-(+1*,+8*8+-4:(8=3*,+8*)'(/>8.1*9+=12.8*-'41*-'.*42.*+,*$*9.48
?%@=82()4/*467=-4-(+1*+,*41*.5-8.6(-9*0(-'*+3-.+348)+64*A?+1.*)41).8B
)%@)8..1(12*,+8*2.3-4-(+14/*>(4?.-.3*4,-.8*CD*0..E3*+,*78.2141)9
>%@.5=4/*.>=)4-(+1*78+2846*(1*./.6.1-489*3)'++/3
.%F1)8.43(12*-45.3*,+8*?=9(12*)(248.--.3*
GH@&IJK*L
@=82()4/*467=-4-(+1*+,*41*.5-8.6(-9*0(-'*+3-.+348)+64*A?+1.*)41).8B*(3*41*.5467/.*(1*0'()'
0'.1*4*>(3.43.*(3*78.3.1-*-'.*-8.4-6.1-*A467=-4-(+1B*(3*>+1.*-+*8.>=).*-'.*(674)-*+,*>(3.43.*
?9*78.:.1-(12*-'.*-=6+8*,8+6*>(33.6(14-(+1%*<4))(14-(+1*,+8*8+-4:(8=3*,+8*)'(/>8.1*9+=12.8
-'41*-'.*42.*+,*$*9.48M*3.5=4/*.>=)4-(+1*78+2846*(1*./.6.1-489*3)'++/3M*41>*(1)8.43(12*-45.3
,+8*?=9(12*)(248.--.3*8.78.3.1-*.5467/.3*+,*78(6489*78.:.1-(+1%*@)8..1(12*,+8*2.3-4-(+14/
>(4?.-.3*4,-.8*CD*0..E3*+,*78.2141)9*(3*41*.5467/.*+,*3.)+1>489*78.:.1-(+1%
C%N'(3*'(3-+8()*)'484)-.8*+?3.8:.>*-'4-*)'(/>?.>*,.:.8*6+8-4/(-9*6+8.*)+66+1*46+12*0+6.1*
-8.4-.>*?9*7'93()(413*41>*6.>()4/*3-=>.1-3*)+6748.>*0(-'*0+6.1*-8.4-.>*?9*6(>0(:.3%*L43.>*
+1*'(3*+?3.8:4-(+13M*'.*(67/.6.1-.>*4*'41>*043'*7+/()9*-'4-*8.3=/-.>*(1*4>.)8.43.*(1*6+8-4/(-9%*
H46.*-'.*)'484)-.8*-'4-*0.*48.*-4/E(12*4?+=-%
4%O+'1*@1+0
?%I>048>*O.11.8
)%P%G%*Q.1>.83+1
>%R.+1*S+8>(3
.%F214T*@.66./0.(3*
GH@&IJK*I
F214T*@.66./0.(3*(>.1-(,(.>*-'4-*6.>()4/*3-=>.1-3*41>*7'93()(413*-84136(--.>*-'.*>(3.43.*?9*
1+-*043'(12*-'.(8*'41>3*4,-.8*.546(1(12*?+>(.3*4-*4=-+73(.3*41>*)+1>=)-(12*6=/-(7/.*
.546(14-(+13*(1*-'.*)/(1()%
U%N'41E3*-+*-'.*)+1-8(?=-(+13*+,*I>048>*O.11.8M*-'.*,+//+0(12*>(3.43.*043*.84>()4-.>*/4-.8*
?9*.,,+8-3*+8241(T.>*?9*P%G%*Q.1>.83+1K
4%V'+/.84
?%@64//7+5
)%V'()E.17+5
>%W+/(+
.%X(E4


Y

, 01234568
29  
4 


9 !"#
9 
09 $%&3 ' (#)*3'(+99
,
0
'--

.
(
 /%&9 09 %-9 %-/
11

3 -- #9 0%-1

9 %-999 -/2

,
 9-
1
,
 9-/

,
 9-


39 
9

3 /- 
0123456,
0 /#9 9  % --/&

9 %9 4 
5 9 
9/1
&-  - &1/&9 
9 /#





6