PT  - JOURNAL ARTICLE
ED  - , 
TI  - SCIENTIFIC NOTES AND NEWS
AID  - 10.1126/science.94.2444.410
DP  - 1941 Oct 31
TA  - Science
PG  - 410--413
VI  - 94
IP  - 2444
4099  - http://science.sciencemag.org/content/94/2444/410.short
4100  - http://science.sciencemag.org/content/94/2444/410.full
SO  - Science1941 Oct 31; 94