CENTRAL	MEDLINE	EMBASE	CINAHL
#1 RHINITIS ALLERGIC PERENNIAL single term (MeSH) #2 RHINITIS single term (MeSH) #3 RHINITI* #4 ALLERG* #5 ((#2 OR #3) AND #4) #6 ALLERGENS single term (MeSH) #7 MITES explode all trees (MeSH) #8 ANTIGENS single term (MeSH) #9 AIR POLLUTION INDOOR single term (MeSH) #10 DUST single term (MeSH) #11 ANTIGENS DERMATOPHAGOIDES single term (MeSH) #12 MITE* OR DUST* OR HDM OR PYROGLYPHIDAE OR EUROGLYPHUS OR DERMATOPHAGOIDES OR BLOMIA ADJ TROPICALIS OR NORISEN OR PHARMALGEN #13 #6 OR #7 OR #8 OR #9 OR #10 OR #11 OR #12 #14 (#1 OR #5) AND #13 #15 PRIMARY PREVENTION single term (MeSH) #16 BEDDING AND LINENS single term (MeSH) #17 FLOORS AND FLOORCOVERINGS single term (MeSH) #18 ENVIRONMENTAL EXPOSURE [pc] single term (MeSH) #19 MITE* NEAR PROOF OR MITE* NEAR IMPERMEABLE OR MITE* NEAR REDUC* OR MITE* NEAR ELIMINAT* OR MITE* NEAR DESTROY* OR MITE* NEAR EXTERMINAT* OR MITE* NEAR ERADICAT* OR MITE* NEAR REMOV* OR MITE* NEAR KILL* OR MITE* NEAR SPRAY* #20 CEDAR OR ACARICID* OR ACARACID* OR NEEM ADJ OIL OR NEEMOIL OR MARGOSA OR MITICIDE #21 BENZYL ADJ BENZOATE OR BENZYLBENZOATE OR BIOMAL OR MILBIOL OR NEEMOL OR SPINNRAD OR TN ADJ MP ADJ '100' OR NIMBASA #22 DWELLING* OR HOUSE* OR UPHOLSTER* OR PILLOW* OR MATTRESS* OR BED* OR CUSHION* OR COVER* OR ENCAS* OR SOFT ADJ FURNISHING* OR CARPET* OR FLOOR* OR CURTAIN* #23 #15 OR #16 OR #17 OR #18 OR #19 OR #20 OR #21 OR #22 #24 #14 AND #23 #25 RHINITIS ALLERGIC PERENNIAL [pc] single term (MeSH) #26 #24 OR #25	#1 Search RHINITIS,ALLERGIC,PERENNIAL[MH] #2 Search RHINITIS[MH] OR RHINITI*[TIAB] #3 Search ALLERG*[TIAB] #4 Search #2 AND #3 #5 Search #1 OR #4 #6 Search MITES[MH] #7 Search ALLERGENS[MH] #8 Search ANTIGENS[MH] #9 Search ANTIGENS,DERMATOPHAGOIDES[MH] #10 Search DUST[MH] #11 Search "Air Pollution, Indoor"[MH] #12 Search (MITE* OR DUST* OR HDM OR PYROGLYPHIDAE OR EUROGLYPHUS OR DERMATOPHAGOIDES OR BLOMIA TROPICALIS OR NORISEN OR PHARMALGEN) #13 Search #6 OR #7 OR #8 OR #9 OR #10 OR #11 OR #12 #14 Search #5 AND #13 #15 Search PRIMARY PREVENTION[MH] #16 Search ("Bedding and Linens"[Mesh] OR "Floors and Floorcoverings"[Mesh]) OR ("Environmental Exposure"[Mesh] OR "Environmental Exposure/prevention and control"[Mesh]) #17 Search MITE* AND (PROOF OR IMPERMEABLE OR REDUC* OR ELIMINAT* OR DESTROY* OR EXTERMINAT* OR ERADICAT* OR REMOV* OR KILL* OR SPRAY*) #18 Search CEDAR OR ACARICID* OR ACARACID* OR NEEM OIL OR NEEMOIL OR MARGOSA OR MITICIDE #19 Search BENZYL BENZOATE OR BENZYLBENZOATE OR BIOMAL OR MILBIOL OR NEEMOL OR SPINNRAD OR TN MP 100 OR TNMP100 OR NIMBASAN #20 Search DWELLING* OR HOUSE* OR UPHOLSTER* OR PILLOW* OR MATTRESS* OR BED OR BEDS OR BEDDING OR CUSHION* OR COVER* OR ENCAS* OR SOFT FURNISHING* OR CARPET* OR FLOOR* OR CURTAIN #21 Search #15 OR #16 OR #17 OR #18 OR #19 OR #20 #22 Search #14 AND #21	1 House Dust Allergy/ 2 allergic rhinitis/ or perennial rhinitis/ 3 exp Rhinitis/ 4 rhiniti*.tw. 5 4 or 3 6 allerg*.tw. 7 6 and 5 8 7 or 2 9 allergen/ or house dust allergen/ 10 exp blomia/ or exp mite/ 11 exp Antigen/ 12 Indoor Air Pollution/ 13 Dust Exposure/ 14 house dust/ 15 Environmental Exposure/ 16 environmental factor/ 17 (MITE* or DUST* or HDM or PYROGLYPHIDAE or EUROGLYPHUS or DERMATOPHAGOIDES or BLOMIA or NORISEN or PHARMALGEN).tw. 18 primary prevention/ 19 exp bed/ 20 clothing/ 21 building/ or furniture/ 22 dust control/ 23 cleaning/ 24 avoidance behavior/ 25 insect control/ 26 prophylaxis/ 27 (MITE* and (Avoid* or PROOF or IMPERMEABLE or REDUC* or ELIMINAT* or DESTROY* or EXTERMINAT* or ERADICAT* or REMOV* or KILL* or SPRAY*)).tw. 28 (CEDAR or ACARICID* or ACARACID* or "NEEM OIL" or NEEMOIL or MARGOSA or MITICIDE or "BENZYL BENZOATE" or BENZYLBENZOATE or BIOMAL or MILBIOL or NEEMOL or SPINNRAD or "TN MP 100" or NIMBASAN).tw. 29 (DWELLING* or HOUSE* or UPHOLSTER* or PILLOW* or MATTRESS* or BED* or CUSHION* or COVER* or ENCAS* or "SOFT FURNISHING" or "SOFT FURNISHINGS CARPET*" or FLOOR* or CURTAIN*).tw. 30 ACARICIDE/ 31 NEEM OIL/ 32 Perennial Rhinitis/pc [Prevention] 33 26 or 24 or 31 or 27 or 20 or 25 or 19 or 21 or 29 or 23 or 18 or 22 or 30 or 28 34 11 or 9 or 17 or 12 or 15 or 14 or 10 or 13 or 16 35 8 and 34 36 35 or 1 37 33 and 36 38 32 or 37	S1 (MH "Rhinitis, Allergic, Perennial") S2 (MH "Rhinitis") S3 TX rhiniti* S4 S2 or S3 S5 TX allerg* S6 S4 and S5 S7 S1 or S6 S8 (MH "Mites") S9 (MH "Dust") S10 (MH "Allergens+") S11 (MH "Antigens+") S12 (MH "Air Pollution, Indoor") S13 TX MITE* OR DUST* OR HDM OR PYROGLYPHIDAE OR EUROGLYPHUS OR DERMATOPHAGOIDES OR BLOMIA OR NORISEN OR PHARMALGEN S14 S8 or S9 or S10 or S11 or S12 or S13 S15 S7 and S14 S16 (MH "Bedding and Linens") S17 (MH "Floors and Floorcoverings") S18 (MH "Environmental Exposure+/PC") S19 TX Avoid* or PROOF or IMPERMEABLE or REDUC* or ELIMINAT* or DESTROY* or EXTERMINAT* or ERADICAT* or REMOV* or KILL* or SPRAY* S20 TX CEDAR or ACARICID* or ACARACID* or "NEEM OIL" or NEEMOIL or MARGOSA or MITICIDE or "BENZYL BENZOATE" or BENZYLBENZOATE or BIOMAL or MILBIOL or NEEMOL or SPINNRAD or "TN MP 100" or NIMBASAN S21 TX DWELLING* or HOUSE* or UPHOLSTER* or PILLOW* or MATTRESS* or BED* or CUSHION* or COVER* or ENCAS* or "SOFT FURNISHING" or CARPET* or FLOOR* or CURTAIN* S22 S16 or S17 or S18 or S19 or S20 or S21 S23 S15 and S22