1815-5936
1815-5936
S1815-59362019000200123
Ecuador
00
08
2019
00
08
2019
40
2
123
135
[
2018
6a. ed
484
]
[
2017
21
1
1
62-77
]
[
2016
83
196
196
48-54
]
[
1998
]
[
2015
2a. ed
226
]
[
2018
2a. ed
355
]
[
2017
]
[
2015
47
1
1
69-73
]
[
2016
18
56
56
81-6
]
[
2012
17
1
1
105-17
]
[
2017
16
31
31
219-30
]
[
2011
1ª edición
584
]
[
1994
]
[
2009
191
]
[
2008
Tomo II
Primera Edición
727
]
[
2010
242
]
[
2018
11a. ed
860
]
[
2016
150
]
[
OMS
2014
]
[
2016
]
[
AENOR
2009
]
[
INSHT
2010
]
[
2013
162
]
[
2015
35
]
[
2014
169
]
[
2017
73
]
[
2016
81
81
73-80
]