TD

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Related to tetanus and diphtheria toxoids: varicella, pertussis

TD

The two-character ISO 3166 country code for CHAD.

TD

1. ISO 3166-1 alpha-2 code for the Republic of Chad. This is the code used in international transactions to and from bank accounts in Chad.

2. ISO 3166-2 geocode for Chad. This is used as an international standard for shipping to Chad. Each region in Chad has its own code with the prefix "TD." For example, the code for the Region of Batha is ISO 3166-2:TD-BA.
References in periodicals archive ?
Adult immunization: preparation and evaluation of combined fluid tetanus and diphtheria toxoids for adult use.