spoon, James B. Bakalar, and Ethan Russo -- Amphetamines and other stimulants / George R. King and Everett H. Ellinwood, Jr. -- Sedative-hypnotics / Donald R. Wesson, David E. Smith, Walter Ling, and Richard B. Seymour -- Hallucinogens / Robert N. Pechnick and J. Thomas Ungerleider -- Phencyclidine (PCP) / Stephen R. Zukin, Zili Sloboda, and Daniel C. Javitt -- Inhalants / Charles W. Sharp and Nei