000 00843 a2200241 4500
005 20250514175413.0
264 0 _c20040215
008 200402s 0 0 eng d
022 _a0002-9572
024 7 _a10.2105/ajph.42.5_pt_2.64
_2doi
040 _aNLM
_beng
_cNLM
100 1 _aHAMMON, W M
245 0 0 _aResearch and standards.
_h[electronic resource]
260 _bAmerican journal of public health and the nation's health
_cMay 1952
300 _a64-71 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aHumans
650 0 4 _aPublic Health
650 0 4 _aReference Standards
650 0 4 _aResearch
773 0 _tAmerican journal of public health and the nation's health
_gvol. 42
_gno. 5 Pt 2
_gp. 64-71
856 4 0 _uhttps://doi.org/10.2105/ajph.42.5_pt_2.64
_zAvailable from publisher's website
999 _c14647139
_d14647139