%0 Journal Article
%A A. W. F. Lettin
%T DIAGNOSIS AND TREATMENT OF LUMBAR INSTABILITY
%D 1967
%J The Journal of Bone & Joint Surgery British Volume
%P 520-529
%V 49-B
%N 3
%R 10.1302/0301-620X.49B3.520
%U https://doi.org/10.1302/0301-620X.49B3.520
%K