Library

feed icon rss

Your email was sent successfully. Check your inbox.

An error occurred while sending the email. Please try again.

Proceed reservation?

Export
Filter
  • Briareum sp.  (1)
  • Cost effectiveness  (1)
  • Diagnostic imaging  (1)
  • 1
    ISSN: 1436-3771
    Keywords: Key words Dental radiography ; Digital dental radiography ; Panoramic radiography ; Diagnostic imaging ; Radiographic image enhancement
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract  One of the main advantages of digital imaging is the possibility of altering display options for improved image interpretation. The aim of the present study was to evaluate the subjective image quality of direct digital panoramic images and compare the results with those obtained from conventional images. Furthermore, the effect of various filter settings on image interpretation was assessed. Panoramic images were obtained with three different types of panoramic equipment (one direct digital and two conventional units) from three groups of 54 patients with a natural dentition in all quadrants. The first series of panoramic images consisted of 54 unprocessed digital images; conventional film images (n=108) comprised the second and third series. A final series consisted of the digital images treated with three different filters (”smoothening,””sharpening,” and ”contrast enhancement”). All images were scored randomly by four experts in oral radiology on a 4-point rating scale. The results showed a statistically significant difference in scorings between the conventional and digital panoramic units. The main reason for poor image quality appeared to be a combination of blurring and overlapping in the panoramic image. The premolar region in the upper jaw was the region where most additional radiographs were needed.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
    BibTip Others were also interested in ...
  • 2
    ISSN: 1420-9071
    Keywords: Gorgonian ; brianolide ; diterpene ; Briareum sp. ; antiinflammatory activity
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Medicine
    Notes: Summary Brianolide (1), a new antiinflammatory diterpenoid of the briarein class, possessing a β substituent at C-12 (R), has been isolated from the Okinawan gorgonianBriareum sp. Its structure has been established from spectral data in conjunction with a single crystal X-ray analysis.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
    BibTip Others were also interested in ...
  • 3
    Electronic Resource
    Electronic Resource
    Springer
    Journal of the Gay and Lesbian Medical Association 3 (1999), S. 51-58 
    ISSN: 1573-3637
    Keywords: Cost effectiveness ; outcomes research ; hepatitis A ; vaccination ; decision analysis ; disease prevention
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Objective: To estimate costs and benefits of vaccinating young homosexual men against hepatitis A. Design and setting: A decision-analytic model was used to assess vaccination from the societal perspective. Effects of vaccination at age 20 were modeled through each person's lifetime, with costs discounted at 3% annually. Intervention: Two doses of formalin-inactivated vaccine (Havrix, Smithkline Beecham Pharmaceuticals) administered by intramuscular injection 6–12 months apart. Results: Vaccination of 10,000 men would cost $959,000. Over the lifetimes of cohort members, hepatitis A-related hospitalizations would decline from 366 to 76, and treatment costs would decline from $2,577,000 to $363,000. Treatment cost reduction would fully offset vaccination costs within 10 years. Productivity losses associated with hepatitis A morbidity, primarily work absenteeism, would decline by $5,231,000. Vaccination would prevent an estimated 8.6 premature deaths, saving 213 life-years and $2,836,000 in mortality-related productivity losses. Results are only modestly affected when model assumptions are varied within plausible ranges. Conclusions: Hepatitis A vaccine provides improved patient outcomes and cost reduction. From a societal perspective, vaccination provides $10.72 in economic benefits for every $1 spent on vaccination. Physicians should counsel homosexual men to be vaccinated against hepatitis A. Health insurers would find it in their own financial interest to cover vaccination.
    Type of Medium: Electronic Resource
    Library Location Call Number Volume/Issue/Year Availability
    BibTip Others were also interested in ...
Close ⊗
This website uses cookies and the analysis tool Matomo. More information can be found here...