005070000a22001810004500 PH-MaWHO 20241108112054.0 Verhonick P.J. 642100 Descriptive study methods in nursing. Washington, D.C. : Pan American Health Organization, 1971. (PAHO scientific publication ; no. 219) 85p. RX.AW 1971 eng Nursing Research 642101 Education, nursing 143118 MONO 150 150 0 0 0 0 WPRO WPRO 2021-05-23 0 RX.AW 1971 00150 2024-01-24 00:00:00 2021-05-23 MONO