The cultural control, Crop rotation, is very effective at limiting disease
This entailed four rotations of: a five-minute video with smoking-related content (composed of similar but non-identical clips to those presented in the baseline visit), a five-minute presentation of smoking images (with each image presented for 3 seconds, see Supplementary Methods), and five minutes of manipulating smoking paraphernalia (e.g., lighter, cigarettes)
Roth, Inhibition of Natural Killer Cell Activity by Therapeutic Levels of Theophylline, American Journal of Respiratory Cell and Molecular Biology, December 1993;9(6):65965
I was scared to death, Bartlett, now 59, told an Ohio federal jury this fall during hearings in the first of more than 3,500 personal injury and wrongful death suits by West Virginia and Ohio residents against the chemical giant DuPont