I Basic science (animals)
Ia. Animal models
Ib. Systems
Ic. Cellular/molecular
Id. Genetics
Ie. Glia / immune
If. Other
II Basic science (human)
IIa. Human models
IIb. Systems
IIc. Cellular/molecular
IId. Genetics
IIe. Glia / immune
IIf. Other
IIg. Imaging
III Clinical
IIIa. Diagnosis / assessment
IIIb. Peripheral neuropathic pain
IIIc. Central neuropathic pain
IIId. Pharmacotherapy
IIIe. Invasive therapies
IIIf. Other treatments
IIIg. Psychosocial aspects
IIIh. Neuropathic pain in cancer patients
IIIi. Genetics
IIIj. Epidemiology
IIIk. Pain services, health care system
IIIl. Education, ethics, economics, law
IIIm. Possible neuropathic pains
IIIn. Evidence