Re: [R] query multiple terms in PubMed abstract

2012-12-11 Thread David Winsemius
On Dec 11, 2012, at 6:42 AM, email wrote: Hi: I am trying to search PubMed abstracts which contains BOTH two terms: COL4A1 AND Ocular. I am using the following code: url= "http://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?"; search = paste(url, "db=pubmed&term=COL4A1+AND+Ocular[abstra

[R] query multiple terms in PubMed abstract

2012-12-11 Thread email
Hi: I am trying to search PubMed abstracts which contains BOTH two terms: COL4A1 AND Ocular. I am using the following code: url= "http://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?"; search = paste(url, "db=pubmed&term=COL4A1+AND+Ocular[abstract]&retmax=300", sep="") docId <- xmlTreeParse