After court
Lancet
.
1977 Sep 3;2(8036):500.
doi: 10.1016/s0140-6736(77)91618-x.
Authors
E G Weinberg
,
C H van Niekerk
,
S C Shore
,
H D Heese
,
D J van Schalkwyk
PMID:
70701
DOI:
10.1016/s0140-6736(77)91618-x
No abstract available
Publication types
Comparative Study
Letter
MeSH terms
Asthma / epidemiology*
Black People
Child
Humans
Rural Population
South Africa
Urban Population