1
Argitaratua 1995
Beste egile batzuk:
“...World Health Organization....”
Liburua
2
Argitaratua 1976
“...World Health Organization....”
Liburua
3
Argitaratua 2003
“...World Health Organization....”
Liburua
4
Argitaratua 1981
“...World Health Organization....”
Liburua
5
Argitaratua 1981
“...World Health Organization....”
Liburua
6
Argitaratua 1981
“...World Health Organization....”
Liburua
7
8
9
Argitaratua 1963
“...World Health Organization....”
Liburua
10
Argitaratua 1962
“...World Health Organization....”
Liburua
11
12
Argitaratua 1985
“...World Health Organization....”
Liburua
13
Argitaratua 1985
“...World Health Organization....”
Liburua
14
Argitaratua 1996
“...World Health Organization....”
Liburua
15
Argitaratua 1997
“...World Health Organization....”
Liburua
16
Argitaratua 1997
“...World Health Organization....”
Liburua
17
18
Argitaratua 1996
“...World Health Organization....”
Liburua
19
Argitaratua 1996
“...World Health Organization....”
Liburua
20