[Practical application in oral health of a health education program for students]. / Aplicación práctica en el área de la salud oral de un progrma de educación para la salud en escolares.

Oral health has been studied in a group of 680 students. E.F.H. program has been integred in the contents of the General teaching.

[Comparative study of blood lead and urine alanine in workers exposed to high concentrations of environmental lead]. / Estudio comparativo de la Plumbemia y la Alanuria en operarios expuestos a elevadas concentraciones de plomo ambiental.

The increase of the levels of lead in the blood and ALA in the urine in 40 workers whose jobs entail their coming into contact with lead salts has been studied over a four-year period, it having been observed that although the level of lead found in the blood varied in a majority of cases, it has been found to be approximately 30 micrograms per 100 ml, the ALA in the urine ranging around 0.40 mg per 100 ml. When these same workers were given medical checkups, no significant variations were found with regard to the type of work in which they were involved.

[Embryonic development of the teeth]. / Aportaciones al estudio del desarrollo embrionario del diente.

Embrionary evolution of the tooth in the rat continues four times very clearly. The first of them or "dentair esbozo" it takes place about the 16th day. The second one of them or "caperuza time" between the 17th and 18th day. The third one of them or "bell time" it takes place 19th, 20th and 21th days. At the end the fourth one of then or "of resolution" it takes place the 22 and first of the afterborn days.

[Descriptive epidemiological study of personal factors in relation to chronology of tooth eruption]. / Estudio epidemiológico descriptivo de parámetros personales en relación a la cronologia de la dentición.

We are made 730 inquirys about mothers to study the age in the teething begin to relationship with personal details. The issue shows a light relation in the advance teething with tall, weight, beginning the walking and female sex, and we have not shown relation with the nursing.

[Socioprofessional conduct in dentistry. Analysis of ionizing radiation risk in dental offices]. / Aportación socioprofesional en el área estomatológica. Análisis del riesgo de radiaciones ionizantes en las consultas estomatológicas.

Randomly selected dental surgeries were visited with the aim of measuring the level of irradiation used in each. Both in the city of Bilbao, and in the province of Vizcaya, doses were found to be lower than those advised. Even so, the importance for these professionals to adopt preventive, protective measures needs to be emphasized.