Abstract

References
1.
Birnstingl M.
(1979 ) British Journal of Hospital Medicine 21 , 602 –607
2.
Harris P.
, &
Heath D.
(1977 ) Human Pulmonary Circulation. Churchill Livingstone , Edinburgh ; pp 442 –448
3.
Jones N.L.
, &
Goodwin J.F.
(1965 ) British Medical Journal i , 1089 –1093
4.
Kanemoto N.
,
Gonda N.
,
Katsu M.
, &
Fukuda J.
(1975 ) Japanese Heart Journal 16 , 354 –360
5.
Kerbel N.C.
(1962 ) Journal of the Canadian Medical Association 87 , 1022 –1026
6.
Naye R.L.
(1960 ) Circulation 22 , 376 –384
7.
Segel N.
,
Kay J.M.
,
Bayley T.J.
, &
Paton A.
(1968 ) British Heart Journal 30 , 575 –578
8.
Walcott G.
,
Burchell H.B.
, &
Brown A.
(1969 ) American Journal of Medicine 49 , 70 –79
9.
Wessel H.U.
,
Kezdi P.
, &
Cugell D.W.
(1964 ) Circulation 29 , 825 –831
10.
Winters W.
,
Joseph R.
, &
Learner N.
(1964 ) Archives of Internal Medicine 114 , 821
11.
Wood P.
(1950 ) British Medical Journal ii , 693 –698
