Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search help
20 results
  1. NLM Digital Collections - The Health Consequences of Smoking: A Reference Edition 
    Publication: National Clearinghouse for Smoking and Health, 1976
    resource.nlm.nih.gov/101584932X563
    ... These data suggest that carbon monoxide has a negative inotropic effect on myocardial tissue resulting in the ... cancer in animals using arsenic has yielded either negative or inconclusive results (133, 135). Chromium Exposure to ...
  2. NLM Digital Collections - Index-catalogue of the Library of the Surgeon-General's Office, United States Army. Authors ... 
    Publication: Washington : G.P.O., 1880-1932
    resource.nlm.nih.gov/8104689X27
    ... decided mental improvement. II. Exploratory trephining for epilepsy; negative results. III. Trephiniug for abscess of the brain ; ... und iiber den Einfluss der Belastung auf die negative Schwankung des Muskels. Arch. f. d. ges. Physiol., ...
  3. NLM Digital Collections - Oral Health in America: A Report of the Surgeon General 
    Publication: National Institute of Dental and Craniofacial Research (U.S.), 2000
    resource.nlm.nih.gov/101584932X142
    ... with or without oxygen) to one containing gram-negative anaerobes (which cannot live in the presence of ... infection but that a particular group of gram-negative bacteria are key to the process and markedly ...
  4. NLM Digital Collections - The Health Benefits of Smoking Cessation: A Report of the Surgeon General 
    Publication: United States. Office on Smoking and Health, 1990
    resource.nlm.nih.gov/101584932X37
    ... find associations that do not attain statistical significance. “Negative” investigations must be interpreted in the context of ... SPARROS, L.. MERIKAS. G. Smoking and hepatitis B-negative primary hepatocellular carcinoma. Journal of the National Cancer ...
  5. NLM Digital Collections - The Health Consequences of Smoking: Chronic Obstructive Lung Disease: A Report of the Surgeon ... 
    Publication: United States. Office on Smoking and Health, 1984
    resource.nlm.nih.gov/101584932X476
    ... 25 to 34 (Figure 8). In male smokers, negative residuals began to occur for all three measure- ... Buist and coworkers (1984) determined the positive and negative predictive value of tests of small airways function ...
  6. NLM Digital Collections - The Health Consequences of Using Smokeless Tobacco 
    Publication: United States Public Health Service, April 1986
    resource.nlm.nih.gov/101584932X65
    ... showing no association: (a) Existence of no identifiable negative bias. (b) Possibility of negative confounding considered. (c) Possible effects of misclassification of ...
  7. NLM Digital Collections - Hospital literature index (Volume 43) 
    resource.nlm.nih.gov/7807587X30
    ... 126-31 Serious postoperative infections caused by coagulase-negative staphylococci: an epidemiological and clinical study. Dandalides PC, ... 31 Evaluation of an Audiovisual Diabetes Education Program: negative results of a randomized trial of patients with ...
  8. NLM Digital Collections - Manual of the diseases of children 
    Publication: Philadelphia : P. Blakiston's Son & Co., 1898
    resource.nlm.nih.gov/48831210R
    ... its edges rounded. The general symp- toms are negative. The treatment should consist in strict attention to ... made between pseudoleukemia and enlarged tuberculous glands. The negative results of blood examination and a tendency of ...
  9. NLM Digital Collections - Briefing Book on Hearings, 1991 
    https://resource.nlm.nih.gov/101083016X116
    ... has had a significant impact, both positive and negative. The Public Sector. The greatest impact of the ... Evidence Against HIV Infection With laboratory test resuits negative for HIV infection (See Appenaix |), a diagnosis of ...
  10. NLM Digital Collections - Hospital and health administration index (Volume 53) 
    resource.nlm.nih.gov/9601831X3
    ... Tomography Scanners, X-Ray Computed Ventilators, Mechanical Ventilators, Negative-Pressure X-Ray Film X-Ray Intensifying Screens ... based treatment guidelines and adjuvant therapy for node-negative breast cancer. British Columbia/Ontario Working Group. Sawka ...
previous · 1 · 2 · next