2528-7907
2528-7907
S2528-79072018000300044
Ecuador
Ecuador
Ecuador
Ecuador
Ecuador
00
09
2018
00
09
2018
1
24
44
49
[
2015
Vol.80
6
6
475-80
]
[
2011
127
1
1
17-25
]
[
2015
30
10
10
1771-80
]
[
2013
Vol, 77
4
4
275-83
]
[
1980
2
]
[
2014
España
]
[
1994
]
[
2014
España
]
[
2016
Vol. 17
4
4
86-95
]
[
1996
24
133
133
1056-9
]
[
Population Pyramid
2016
]
[
Redacción sociedad
2014
]
[
Roach ES
1992
39
4
4
591-600
]
[
BPharm
2015
]
[
2016
Vol. 2
1
1
32-4
]