I
ffi
fr)
,fx
ffi
il--p
.IH
E
Hil
Fu
0ing-lan
H
m
ffi
ru
@
D
+
B
Vitamin
D
/b
a
major
element
of
calcium-phosphorus
ritetabolism
of
the
human
body.
Lacking
Vitamin
D
wiil
cause
abnormality
in
calcium-phosphorus metabolism.
lt
will
also cause
osteodysplasty
of
children, which
may
probably
lead
to
rachitis.
Therefore,
the
use
of
Vitamin D is an
important step
in
preventing
and
treating rachitis. However,
excessive usage
of
Vitamin
D
will
cause intoxication. The
major
reasons
of
intoxication
is
the
overdoses
of
Vitamin
D
pharmaceutics
such
as cod liver
oil,
Vitamin
D,
(ergocalciferol),
Vitamin
D,
(cholecalciferol)and
etc.
/#t&.fr
D
E_E
H
/\€Hf5ffi
.ft
Afi
;E
€ff
Ht
E=
tr
*,
&z?#IE
fr'
D
g€4tf5ffi
'fteffi
+
H'
*f
frt rh
5r,
FU
€?€
4
€+
H!
+EAf
H
H
ffi
,
E-Ig
I
reffi2?#luf,'''D't+{6J.fFira
"
El}L,
ffiHf#l&.f,ijDEE
I$
fiieffi$J'ferEHt
E=+Fg
.,[EE
GHiE*'
FtJ
g?F+
+
trJ
'
fffAETtH
,
,r#l&.frD2(
E,t/.tr?)
,
?#lLfrDs (
flE*f;T
)
*a?#-TFEiE#
"
H.F,H!+E#E,E'N,
AE
$t4E-aE.H,*#I&.6ID
Effi&#'tz1&M4Wt1
'W
fri#1*+F-tr/(EfRffi
"
@w+rfrffitE+ff
At€-
7+zii€#,,
IS1E?..F4"Fff
EF.#"'
H€4ft
;FEFi&€*E,f&
fto"
@€H+;+AffiT
ffi,ffi.Hffi
?,#|fi.ftD#Rz
ffi.
E
.
rc.
ffi
?#
+
l(€Ggiftffict^tetr#
"
@
*t3
/+.H
tr,
yi
k#
Itu
6nD
E\
/* '
,'€EFffi-Ek@W++e
"
'64
