Haggerty, Catherine L.; Ness, Roberta B.; Kelsey, Sheryl; Waterer, Grant W. (2003). “The impact of estrogen and progesterone on asthma”. Annals of Allergy, Asthma & Immunology90 (3): 284–91; quiz 291–3, 347. doi:10.1016/S1081-1206(10)61794-2. PMID12669890.
Marsh, Alex; Gordon, David; Heslop, Pauline; Pantazis, Christina (2000). “Housing Deprivation and Health: A Longitudinal Analysis”. Housing Studies15 (3): 411. doi:10.1080/02673030050009258.
nih.gov
pubmed.ncbi.nlm.nih.gov
Haggerty, Catherine L.; Ness, Roberta B.; Kelsey, Sheryl; Waterer, Grant W. (2003). “The impact of estrogen and progesterone on asthma”. Annals of Allergy, Asthma & Immunology90 (3): 284–91; quiz 291–3, 347. doi:10.1016/S1081-1206(10)61794-2. PMID12669890.