PubMed और Medline के उद्धरण और सार खोजें
Hosted by the National Library of Medicine, search through 32 million citations for biomedical literature from MEDLINE, life science journals,
Search engines and search tools, from the most famous ones to very specialized. Note that standards and regulations search have their dedicated “Standards” category and therefore not included here.
Hosted by the National Library of Medicine, search through 32 million citations for biomedical literature from MEDLINE, life science journals,
Search for devices or certificates for any registered (mandatory) medical device in the EU: EUDAMED is the centralized IT system

The only (only?) search engine indexing Tor sites … that is accessible on a normal www site: Ahmia is a
Search the database of privately and publicly funded clinical studies in US and around the world: ClinicalTrials.gov is a centralized registry

Search the 10.4+ million full-text medical archives of the National Library of Medicine: PubMed Central (PMC) is a digital repository

Simple but effective tool to search for an IRC channel, on more than 500 IRC networks, on any topic: Netsplit.de

World biggest cristal structures repository. For each organic crystal, get its chemical diagram and an interactive 3D model view of

In a very similar way to the well known Wayback Machine, it will save any given URL you provide and

Provide any Bitcoin address and it will return any related information, such as last transactions, email, attached URL and other

Inspect and explore more than 25 different blockchains to view users, portfolios and transactions: Blockscan functions as a comprehensive search engine
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