Updates are available Correction dated 2020-02-24

Article History

First Online: 4 February 2020

Change Date: 24 February 2020

Change Type: Correction

Change Details: The first sentence, which currently reads: “Sodium oligomannate is produced by depolymerizing propylene glycol alginate sodium sulfate followed by oxidation, leaving carboxyl group at the reduced end [11].”

Compliance with Ethical Standards

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: The preparation of this review was not supported by any external funding.

: During the peer review process the manufacturer of the agent under review was offered an opportunity to comment on the article. Changes resulting from any comments received were made by the authors on the basis of scientific completeness and accuracy. Yahiya Syed is a salaried employee of Adis International Ltd/Springer Nature, is responsible for the article content and declares no relevant conflicts of interest.