WORLD HEALTH ORGANIZATION TECHNICAL REPORT SERIES
journal60046
E180558
II
0512-3054
English:(Arabic and French and Spanish)
Rivista
World Health Organization:MDI, 20 Avenue Appia, CH-1211 Geneva 27 Switzerland:011 41 22 7912943, 011 41 22 7913263, EMAIL: bookorders@who.ch, INTERNET: http://www.who.int/bulletin/, Fax: 011 41 22 7914857
1950
unclear
can
cannot
false