TY  - BOOK
AU  - A. Ross, David||G. Smith, Peter||H. Morrow, Richard
TI  - Chapter 13 Preliminary studies and pilot testing
KW  - procedures||methods||field trials||disease control||interventions||health
UR  - https://library.oapen.org/bitstream/20.500.12657/29874/1/Preliminary%20studies%20and%20pilot%20testing%20-%20Field%20Trials%20of%20Health%20Interventions%20-%20NCBI%20Bookshelf.pdf||https://library.oapen.org/bitstream/20.500.12657/29874/1/Preliminary%20studies%20and%20pilot%20testing%20-%20Field%20Trials%20of%20Health%20Interventions%20-%20NCBI%20Bookshelf.pdf||https://library.oapen.org/bitstream/20.500.12657/29874/1/Preliminary%20studies%20and%20pilot%20testing%20-%20Field%20Trials%20of%20Health%20Interventions%20-%20NCBI%20Bookshelf.pdf
ER  -