1. Mood and behavioral changes associated with the use of the oral contraceptive agents

   • Ira D. Glick

   Reviews Pages: 363 - 374

2. Drug facilitation of learning: Strain differences

   • Lewis Petrinovich

   Original Investigations Pages: 375 - 378

3. Structure-activity relationship studies on mescaline

   • J. R. Smythies
   • R. J. Bradley
   • L. C. Clark Jr.

   Original Investigations Pages: 379 - 387

4. Effects of chlorpromazine, secobarbital and sleep deprivation on attention in monkeys

   • Allan F. Mirsky
   • Susana Bloch

   Original Investigations Pages: 388 - 399

5. Radioautographic study on the distribution of oxypertine (Win 18,501) in mice and cats

   • M. M. Airaksinen
   • J. E. Idänpään-Heikkilä

   Original Investigations Pages: 400 - 408

6. Scopolamine, atropine and conditioned fear

   • John R. Vogel
   • Richard A. Hughes
   • Peter L. Carlton

   Original Investigations Pages: 409 - 416

7. The effects of amobarbital sodium on differential instrumental conditioning and subsequent extinction

   • James R. Ison
   • Alexander J. Rosen

   Original Investigations Pages: 417 - 425

8. Comparative study of imipramine, amitriptyline and their desmethyl analogues in the hypothyroid rat

   • J. Avni
   • E. L. Edelstein
   • F. G. Sulman

   Original Investigations Pages: 426 - 430

9. Clinical and biochemical results of a fatal case of desipramine intoxication

   • M. H. Bickel
   • R. Brochon
   • A. R. Stofer

   Clinical Reports Pages: 431 - 436

10. Modification of the effect of some central stimulants in mice pretreated with α-methyl-l-tyrosine

    • M. K. Menon
    • P. C. Dandiya
    • J. S. Bapna

    Short Communications Pages: 437 - 444

11. Tests of learning and memory with Cylert

    • George A. Talland
    • Michael T. McGuire

    Short Communications Pages: 445 - 451

12. Effects of route of administration on the chronic toxicity of reserpine

    • John A. Rosecrans

    Short Communications Pages: 452 - 456

13. The effects of posttrial injections of pentylenetetrazole, strychnine and mephenesin on discrimination learning

    • Jara Krivanek
    • Earl Hunt

    Erratum Pages: 456 - 456