He also wasn't sure it was reproducible.
"Syndrome"
Thomas Hoover
What are these but endocrine states of the cells, experimentally reproducible by increasing or decreasing the influence of the thyroid, the adrenals, the pituitary?
"The Glands Regulating Personality"
Louis Berman, M.D.
"Nothing expressed in human language, no thought reproducible in color, marble, sound, or articulate speech, could ever render the force, the truth, the completeness, the suddenness with which love awoke in me.
"The Magic Skin"
Honore de Balzac