PMC:2728246 / 10850-10895 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/2728246","sourcedb":"PMC","sourceid":"2728246","source_url":"https://www.ncbi.nlm.nih.gov/pmc/2728246","text":"7% positively charged gel (APTMAC/acryl. 1:1)","tracks":[]}