EDITOR(S) / AUTHOR(S)	SPECIFIC MEDICAL TEST(S) ANALYTIC METHOD(S) PAGE NUMBER(S)	REFERENCES
Lauwerys RR, Hoet P	Whole Blood (chemical/metabolite)	Industrial Chemical Exposure. Guidelines for Biological Monitoring. 2nd Edition. Lewis Publishers. CRC Press, Inc. 1993.
US DHHS NIOSH and US DOL OSHA	Whole Blood (chemical/metabolite) Carboxyhemoglobin	NIOSH/OSHA Occupational Health Guidelines for Chemical Hazards. DHHS (NIOSH) Pub Nos. 81-123; 88-118, Suppls. I-IV. 1981-1995.
Baselt RC	Whole Blood (chemical/metabolite) Carboxyhemoglobin	Biological Monitoring Methods for Industrial Chemicals. 2nd Edition. Year Book Medical Publishers, Inc. 1988.
Linch AL	Whole Blood (chemical/metabolite) Carboxyhemoglobin	Biological Monitoring for Industrial Chemical Exposure Control. CRC Press. 1974.
Lauwerys RR, Hoet P	Whole Blood (chemical/metabolite) Carboxyhemoglobin	Industrial Chemical Exposure. Guidelines for Biological Monitoring. 2nd Edition. Lewis Publishers. CRC Press, Inc. 1993.
Proctor NH, Hughes JP	Whole Blood (chemical/metabolite) Carboxyhemoglobin	Chemical Hazards of the Workplace. JB Lippincott Company. 1978.
Hathaway GJ et al.	Whole Blood (chemical/metabolite) Carboxyhemoglobin	Chemical Hazards of the Workplace. 3rd Edition. Van Nostrand Reinhold Publishers. 1991.
Atio A et al.	Whole Blood (chemical/metabolite) Carboxyhemoglobin	Biological Monitoring and Surveillance of Workers Exposed to Chemicals. Hemisphere Publishing Corporation. 1984.
ACGIH	Whole Blood (chemical/metabolite) Carboxyhemoglobin End-Of-Shift	1996 Threshold Limit Values for Chemical Substances and Physical Agents and Biological Exposure Indices. ACGIH Worldwide. 1996.
Fiserova-Bergerova V, Vlach J	Whole Blood (chemical/metabolite) Carboxyhemoglobin End-Of-Shift	Timing of sample collection for biological monitoring of occupational exposure. Ann Occup Hyg 41(3):345-353, 1997.
Fiserova-Bergerova V, Vlach J	Whole Blood (chemical/metabolite) Carboxyhemoglobin End of workweek	Timing of sample collection for biological monitoring of occupational exposure. Ann Occup Hyg 41(3):345-353, 1997.
LaDou J	Whole Blood (chemical/metabolite) End-Of-Shift	Occupational Medicine. Appleton and Lange. 1990.
US DHHS NIOSH and US DOL OSHA	Complete Blood Count	NIOSH/OSHA Occupational Health Guidelines for Chemical Hazards. DHHS (NIOSH) Pub Nos. 81-123; 88-118, Suppls. I-IV. 1981-1995.
Baselt RC	Expired Air	Biological Monitoring Methods for Industrial Chemicals. 2nd Edition. Year Book Medical Publishers, Inc. 1988.
Linch AL	Expired Air	Biological Monitoring for Industrial Chemical Exposure Control. CRC Press. 1974.
Lauwerys RR, Hoet P	Expired Air	Industrial Chemical Exposure. Guidelines for Biological Monitoring. 2nd Edition. Lewis Publishers. CRC Press, Inc. 1993.
ACGIH	Expired Air End-Of-Shift	1996 Threshold Limit Values for Chemical Substances and Physical Agents and Biological Exposure Indices. ACGIH Worldwide. 1996.
Fiserova-Bergerova V, Vlach J	Expired Air End-Of-Shift	Timing of sample collection for biological monitoring of occupational exposure. Ann Occup Hyg 41(3):345-353, 1997.
Fiserova-Bergerova V, Vlach J	Expired Air End of workweek	Timing of sample collection for biological monitoring of occupational exposure. Ann Occup Hyg 41(3):345-353, 1997.