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References
1.
Vaughn, W.T.
, and
Black, J.H.
(1954 ) Practice of Allergy , St. Louis . Mosby .
2.
Logan, W.P.D.
(1953 ) Studies on Medical and Population Subjects , H.M.S.O . London , 7 and 9.
3.
Freeman, G.L.
, and
Johnson, S.
(1964 ) Amer. J. Dis. Child.
107 , 549 .
4.
Arbeiter, H.I.
(1967 ) Clin. Pediat . 6 , 140 .
5.
Appel, S.J.
,
Szanton, V.L.
and
Rapaport, H.G.
(1961 ) Penna. Med. J.
64 , 621 .
6.
Crook, W.G.
,
Harrison, W.
and
Crawford, S.E.
(1958 ) J. Pediat . 52 , 20 .
7.
Hamilton, N.J.T.
, and
Bendkowski, B.
(1954 ) Brit. Med. J.
1 , 1069 .
8.
Morrison Smith, J.
(1961 ) Brit. Med. J.
1 , 3 .
9.
Willson, G.F.
(1958 )
R. Soc.
Hlth . J. , 3 , 274 .
10.
Bereton, E.M.
,
Carpenter, R.G.
,
Rook , A.J.
and
Tyser, P.A.
(1959 ) Med. Offr.
101 , 321 .
11.
Walker, R.B.
, and
Warin, R.P.
(1956 ), Brit. J. Derm.
68 , 182 .
12.
Roberts, T.E.
(1967 ) Med. Offr.
118 , 290 .
13.
Siegel, S.
(1956 ) Non Parametric Statistics , New York : McGraw-Hill .
