Here are some trusted sources of research papers where reliable and peer-reviewed studies are published:

Scientific Journals

1. PubMed – A comprehensive resource for biomedical literature maintained by the U.S. National Library of Medicine.
2. Nature – A leading multidisciplinary science journal featuring cutting-edge research.
3. The Lancet – A highly regarded medical journal covering global health and medicine.
4. JAMA (Journal of the American Medical Association) – A peer-reviewed medical journal publishing high-quality research.
5. BMJ (British Medical Journal) – A global health science journal offering research on various medical topics.
6. NEJM (New England Journal of Medicine) – A trusted source for the latest in clinical and medical research.
7. Science – Publishes groundbreaking research across scientific disciplines.
8. Cell – Focuses on life sciences, including biology and genetics.

Academic Databases

1. PubMed Central – A free, full-text archive of biomedical and life sciences literature.
2. Google Scholar – A free search engine for academic articles, theses, and books.
3. Elsevier’s ScienceDirect – Offers access to high-quality, peer-reviewed journals.
4. SpringerLink – Publishes research in science, technology, and medicine.
5. Wiley Online Library – A hub for multidisciplinary scientific research.

Research Institutions and Universities

1. Harvard University – Hosts numerous open-access research papers.
2. Stanford University – Provides access to publications from its renowned faculty.
3. NIH (National Institutes of Health) – Offers freely accessible research papers and clinical trials.
4. MIT (Massachusetts Institute of Technology) – Often shares groundbreaking research via its open-access repositories.
5. WHO (World Health Organization) – Publishes valuable research papers on global health.

Specialized Repositories

1. arXiv.org – Preprints of research in physics, mathematics, and computer science.
2. bioRxiv – Preprints for biological sciences.
3. ClinicalTrials.gov – Offers detailed information on clinical studies.

Government Agencies

1. Government Agencies

   1. CDC (Centers for Disease Control and Prevention)

      • Publishes studies, guidelines, and data on public health, disease prevention, and health promotion.
      • Website: https://www.cdc.gov/

   2. FDA (Food and Drug Administration)

      • Provides research, guidelines, and safety information on medical devices, pharmaceuticals, and food products.
      • Website: https://www.fda.gov/

   3. TGA (Therapeutic Goods Administration)

      • Australia’s regulatory authority for therapeutic goods, offering reports on medicine safety, product approvals, and public health.
      • Resources include safety updates, clinical guidelines, and a searchable database of approved products in the ARTG (Australian Register of Therapeutic Goods).
      • Website: https://www.tga.gov.au/