@article{768ef302c3ea4d61bd612c7513e7cc82,
title = "Sampling design: Part I.",
author = "Lederman, {R. P.} and S. Worsham",
note = "Copyright: This record is sourced from MEDLINE/PubMed, a database of the U.S. National Library of Medicine",
year = "1994",
doi = "10.1097/00005721-199411000-00012",
language = "English (US)",
volume = "19",
pages = "343",
journal = "MCN. The American journal of maternal child nursing",
issn = "0361-929X",
publisher = "Lippincott Williams and Wilkins Ltd.",
number = "6",
}