Milberger SM, Davis RM, Holm AL (2008). "Pet owners' attitudes and behaviours related to smoking and second-hand smoke: a pilot study". Tobacco Control. 18 (2): 156–158. doi:10.1136/tc.2008.028282. PMID19208667. S2CID39208071.
Milberger SM, Davis RM, Holm AL (2008). "Pet owners' attitudes and behaviours related to smoking and second-hand smoke: a pilot study". Tobacco Control. 18 (2): 156–158. doi:10.1136/tc.2008.028282. PMID19208667. S2CID39208071.
Milberger SM, Davis RM, Holm AL (2008). "Pet owners' attitudes and behaviours related to smoking and second-hand smoke: a pilot study". Tobacco Control. 18 (2): 156–158. doi:10.1136/tc.2008.028282. PMID19208667. S2CID39208071.