Yasargil aneurysm clips were introduced in 1968.
Periventricular-intraventricular hemorrhage was first discovered by Abraham Towbin in 1968 1).
Lumbar juxtafacet cyst was first diagnosed clinically in 1968 2).
Kao et al. later confirmed this in 1974 3).
Wiltse et al. 4) described the “longitudinal separation of the sacrospinalis muscles from the multifidus and longissimus.