@article{38138d0dae7247158765706114633f11,
title = "Content analysis: steps to a more precise coding procedure.",
author = "Lederman, {R. P.}",
note = "Copyright: This record is sourced from MEDLINE{\textregistered}/PubMed{\textregistered}, a database of the U.S. National Library of Medicine",
year = "1991",
doi = "10.1097/00005721-199109000-00012",
language = "English (US)",
volume = "16",
pages = "275",
journal = "MCN. The American journal of maternal child nursing",
issn = "0361-929X",
publisher = "Lippincott Williams and Wilkins",
number = "5",
}