1. Psychiatric diagnosis and a typology of clinical drug effects

   • Donald F. Klein

   Original Investigations Pages: 359 - 386

2. Modified sensitivity to pentobarbital in a continuous avoidance situation

   • David M. Warburton

   Original Investigations Pages: 387 - 393

3. Urinary excretion and tissue levels of catecholamines during chronic amphetamine intoxication

   • Tommy Lewander

   Original Investigations Pages: 394 - 407

4. Effect of DDT or parathion on the minimal electroshock seizure threshold of offspring from DDT or parathion-treated mothers

   • Ghazi M. Al-Hachim
   • Gregory B. Fink

   Short Communications Pages: 408 - 412

5. A research report on the anti-fatigue effects of magnesium pemoline

   • Maressa Hecht Orzack
   • Constance L. Taylor
   • Conan Kornetsky

   Short Communications Pages: 413 - 417

6. Facilitation of instrumental avoidance learning by amphetamine: An analysis

   • A. S. Kulkarni

   Short Communications Pages: 418 - 425

7. The effect of chlorpromazine on sentence structure of schizophrenic patients

   • Raymond Levy

   Short Communications Pages: 426 - 432