1. Bupivacaine concentrations in lumbar cerebrospinal fluid in patients with failed spinal anaesthesia;Steiner;Br J Anaesth,2009
2. Unexplained failure of a continuous spinal anesthetic;Weiskopf;Anesthesiology,1970
3. Whole-exome sequencing of a family with local anesthetic resistance;Clendenen;Minerva Anestesiol,2016
4. Development of resistance to the effect of local anesthetic agents administered via various routes due to single or multiple, previous scorpion bites: a proposed hypothesis and reporting a yet unrecognized phenomenon;Panditrao;J Anesth Crit Care Open Access,2015
5. Insufficient effect of local analgesics in Ehlers Danlos type III patients (connective tissue disorder);Arendt-Nielsen;Acta Anaesthesiol Scand,1990