1990-10-012009-06-011990-10-012009-06-011990-10-01Editor. Lessons from the past. Indian Journal of Physiology and Pharmacology. 1990 Oct; 34(4): 221-2http://imsear.searo.who.int/handle/123456789/106602engHistory, 15th CenturyHistory, 16th CenturyHistory, 19th CenturyHistory, 20th CenturyHistory, AncientNeurobiology --historyStaining and LabelingLessons from the past.Editorial