EDITORIAL ... 120

ABSTRACTS
Observations on Fluorotic Aortosclerosis by Two-Dimensional Endocardiology
  Song Ai-hua, Wang Tian-yun et al;
  China. ... 121

Acute Fluorosis of the Mouse Mesenteric Vascular Bed
  Liu Yi, Fei Mei-li,
  Zhang Xiao-ying; China ... 121

Preliminary Studies on Fluoride Analysis with Addition of Fluoride to Analytic Solution
  Wang Lian-fang, Sun Xing-zhi,
  Yang Yang; China ... 122

Analysis on the Serum F^–/Ca²⁺ Ratios of 105 Patients with Endemic Skeletal Fluorosis
  Li Xiao-xia, Tian Jian-ying,
  Wang Zhen-you et al; China ... 122

Effects of NaF on Soft Tissue Structure of Rabbits
  Li Jing-xi, Wang Jun-dong;
  China ... 123

Deleterious Effect of Sodium Fluoride on Gastrintestinal Tract
  A Fujii, T Tamura; Japan ... 123

Flawed Foundation: A Re-Examination of the Scientific Basis for a Dental Benefit from Fluoridation
  J Colquhoun; New Zealand ... 124

Second Assessment of London Children Involved in a Scheme of Dental Health Education in Infancy
  RD Holt, GB Winter, R Askew;
  Great Britain ... 124

Isoflurane Inhibits Enflurane Metabolism in Man
  MP Oikkonen; Finland ... 124

On Dental Health in Icelandic Children. Observations During a Clinical Dentifrice Trial
  S Bjarnason; Sweden ... 125

The Caries Incidence in Schoolchildren in the Canton of Glarus 13 Years After the Introduction of Highly Fluoridated Salt
  M Steiner G Menghini,
  TM Marthaler; Switzerland ... 126

Death Due to Hydrofluoric Acid
  A Chela, R Reig,
  P Sanz et al; Spain ... 126

Experimental Studies on Fluorosis in the Lamb
  G Milhaud, F Riviere,
  B Enriquez; France ... 127

Dental Caries and Fluorosis in Children from High and Low Fluoride Areas of Morocco
  T Haikel, PM Cahen, JC Turlot,
  RM Frank; France ... 127

Fluoride Concentrations in a Collection of Urinary Calculi
  MAE Wandt, AL Rogers;
  South Africa ... 128

The Response of Vertebral Bone Mineral Density During the Treatment of Osteoporosis with Sodium Fluoride
  AB Hodsman, DJ Drost;
  London, Canada ... 129

The Effect of Fluoride on Bone and Implant Histomorphometry in Growing Rats
  RT Turner, R Francis,
  D Brown et a1; USA ... 129-130

Issues in the Economic Evaluation of Community Water Fluoridation
  BA White, AA Antczak-Bouckoms,
  MC Weinstein; USA ... 130

Fluoride Exposure in Michigan Schoolchildren
  SM Szpunar, BA Burt; USA ... 131

Skeletal Fluorosis: A Report of Two Cases
  BR Bruns, T Tytle; USA ... 131

AUTHOR INDEX ... 132-133

SUBJECT INDEX ... 134-135

New Instructions to Authors ... 136