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	1.	The effect of sample selection on the behaviour of the periodontal index in rheumatoid arthritis. [electronic resource] by Helminen-Pakkala, E Producer: 19730503 In: Acta odontologica Scandinavica vol. 30 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Observations on tooth mobility in rheumatoid arthritis. [electronic resource] by Helminen-Pakkala, E Producer: 19730217 In: Proceedings of the Finnish Dental Society. Suomen Hammaslaakariseuran toimituksia vol. 68 Availability: No items available. Save to lists Add to cart (remove)
	3.	[The periodontal condition of subjects with rheumatoid arthritis]. [electronic resource] by Helminen-Pakkala, E Producer: 19730130 In: Medecine et hygiene vol. 30 Availability: No items available. Save to lists Add to cart (remove)
	4.	[Periodontal conditions and articular rheumatism are connected. I. Comparison of the conditions]. [electronic resource] by Helminen-Pakkala, E Producer: 19720919 In: Suomen Hammaslaakariseuran toimituksia = Finska tandlakarsallskapets forhandlingar vol. 64 Availability: No items available. Save to lists Add to cart (remove)
	5.	The periodontal index as affected by sample selection. [electronic resource] by Helminen-Pakkala, E Producer: 19720111 In: Acta odontologica Scandinavica vol. 29 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Periodontal conditions in rheumatoid arthritis. A clinical and roentgenological investigation. I. The control study in non-rheumatoids. [electronic resource] by Helminen-Pakkala, E Producer: 19720919 In: Suomen Hammaslaakariseuran toimituksia = Finska tandlakarsallskapets forhandlingar vol. 64 Availability: No items available. Save to lists Add to cart (remove)
	7.	[Surgical procedures in the treatment of periodontal disease]. [electronic resource] by Helminen-Pakkala, E Producer: 19680905 In: Julkaisu. Suomen Naishammaslaakarit ryhma, Helsingfors vol. 4 Availability: No items available. Save to lists Add to cart (remove)
	8.	Periodontal conditions in a group of Finnish people. [electronic resource] by Helminen-Pakkala, E Producer: 19700102 In: Journal of periodontal research vol. 4 Availability: No items available. Save to lists Add to cart (remove)
	9.	The relationship between periodontal findings and articular involvement in a group of subjects suffering from rheumatoid arthritis. [electronic resource] by Helminen-Pakkala, E Laine, V Producer: 19740205 In: Proceedings of the Finnish Dental Society. Suomen Hammaslaakariseuran toimituksia vol. 69 Availability: No items available. Save to lists Add to cart (remove)
	10.	Growth disturbance of the mandible in juvenile rheumatoid arthritis. [electronic resource] by Sairanen, E Helminen-Pakkala, E Producer: 19660814 In: Acta radiologica: therapy, physics, biology vol. 4 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	11.	Plaque-inhibiting effect of two flavored chlorhexidine mouth rinses. [electronic resource] by Asikainen, S Paloheimo, L Helminen-Pakkala, E Ainamo, J Producer: 19810915 In: Journal of clinical periodontology vol. 8 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)