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  1. Results - Breastfeeding Programs and Policies, Breastfeeding Uptake, and Maternal Health Outcomes in Developed ... 
    https://www.ncbi.nlm.nih.gov/books/NBK525108
    ... 90 percent of women were postmenopausal at the time of enrollment in the cohort. Information on breastfeeding was collected in 1994 to 1997; total duration of breastfeeding was calculated as the sum of ...
  2. CHARACTERISTICS OF REVIEWED STUDIES - Drug Misuse - NCBI Bookshelf 
    https://www.ncbi.nlm.nih.gov/books/NBK53223
    ... Wednesday, 100 mg; Friday, 150 mg), urine samples collected 3 times/week, and weekly group therapy sessions Study quality: 1++ Study Type: RCT ( randomised controlled trial ) Blindness: No mention Duration (days): Mean 84 Followup: 6 months Setting: US ...
  3. NLM Digital Collections - A practical treatise on the diseases of the skin : arranged with a view to their ... 
    Publication: Philadelphia : Haswell, Barrington, and Haswell, 1837
    https://resource.nlm.nih.gov/67460370R
    ... place at their summits only after some weeks' duration. They are at times collected into groups, so close together as to appear ...
  4. Results - Self-Measured Blood Pressure: Future Research Needs - NCBI Bookshelf 
    https://www.ncbi.nlm.nih.gov/books/NBK132487
    ... data to support a CEA, especially past this time frame, are likely to be very limited. Resource Use, Size, and Duration Because a CEA can draw from previously collected data, the cost of such a study should ...
  5. NLM Digital Collections - The cyclopaedia of practical medicine: comprising treatises on the nature and treatment of ... 
    Publication: Philadelphia : Lea and Blanchard, 1845
    https://resource.nlm.nih.gov/63341360RX4
    ... Haller, whose accuracy and industry are well known, collected together the most authentic facts recorded in his time respecting the duration of the life of man, and found the ...
  6. NLM Digital Collections - The cyclopaedia of practical medicine: comprising treatises on the nature and treatment of ... 
    Publication: Philadelphia : Blanchard and Lea, 1849-59
    https://resource.nlm.nih.gov/63341370RX4
    ... Haller, whose accuracy and industry are well known, collected together the most authentic facts recorded in his time respecting the duration of the life of man, and found the ...
  7. NLM Digital Collections - A practical treatise on the diseases of the lungs : including the principles of physical ... 
    Publication: Philadelphia : Blanchard and Lea, 1860
    https://resource.nlm.nih.gov/65360410R
    ... to a definite opinion on this question of time ? Unfortunately of the 132 cases collected by Dr. Brady, there are 55 in which the duration of the disease was unrecorded; and among the ...
  8. Results - Preventive Pharmacological Treatments for Migraine in Adults: Future Research Needs - NCBI Bookshelf 
    https://www.ncbi.nlm.nih.gov/books/NBK153148
    ... patient record and the potential inconsistencies in data collected over time and between providers. ... duration of preventive pharmacologic treatments for chronic migraine? (T) ...
  9. Selection of Data Sources - Developing a Protocol for Observational Comparative Effectiveness Research: A User's Guide .... 
    https://www.ncbi.nlm.nih.gov/books/NBK126195
    ... size of an observational study. Time Period and Duration of ... the time the data were collected. If the question is about a newly available ...
  10. NLM Digital Collections - Florula Bostoniensis : a collection of plants of Boston and its environs, with their generic .... 
    Publication: Boston : Published by Cummings and Hilliard ..., 1814
    https://resource.nlm.nih.gov/2543056R
    ... actual specimens, together with the place of growth, time of flowering and duration, and oc- casional remarks on the properties and uses of par- ticular species, collected from authors, or derived from personal observation. The ...
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